Genshin Impact

Sea of Bygone Eras and Remuria Location Guide

Genshin impact - Sea of Bygone Eras and Remuria Location Guide

Sea of Bygone Eras is the location of Remuria and an area in Fontaine for Genshin Impact 4.6. See how to unlock the Remuria Kingdom, map locations, features, quests, enemies, and its release date in this guide!

How to Unlock Remuria and Sea of Bygone Eras

Complete Underwater Nocturne

The Sea of Bygone Eras region can be unlocked by completing Underwater Nocturne, the second subquest of the Canticles of Harmony quest chain.

Remuria is located in the Sea of Bygone Eras, which is locked behind The Last Day of Remuria world quest. You will eventually reach this area by progressing the quest chain.

You will be guided by Monsieur Os, a talking cat like Neko from the Neko Shrine Quests, who will accompany you as you explore the ruins!

Underwater Nocturne Quest Guide

Sea of Bygone Eras Map Locations

Sea of Bygone Eras Interactive Map

The new Sea of Bygone Eras area, including Remuria, is largely underwater, with only its entrance located in Nostoi Region on the south side of Fontaine.

Fontaine Map and Location

Sea of Bygone Eras Caves and Ruins

Sea of Bygone Eras Caves and Ruins

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Open image in new tab

There are plenty of underwater caverns and ruins in the Sea of Bygone Eras, areas that used to be part of the Kingdom of Rumeria before it fell to ruin.

Remuria 4.6 Previews

Remuria Previews

The ruins of Remuria are set underwater, and the structures inside resemble other underwater ruins, like that of the Narzissenkreuz Ordo, but with a more musically inclined flair. The outside is more vivid due to the numerous colored flora.

Sea of Bygone Eras Puzzles and Features

The Might of the Ancient Symphony

Genshin Impact What is the Might of the Ancient Symphony
Within Remuria, various mechanisms and puzzles can be affected by an Ancient Symphony. Travellers can Pause or Play Soundwaves to use this Symphony to their advantage!

What is the Ancient Symphony?

Summon Currents with Scylla

Players will also meet a gigantic, whale-like creature named Scylla. Interacting with Scylla can help you create currents that lead to a target destination of your choosing.

How to Summon Currents with Scylla

Mysterious Grimoires and Bookshelf Puzzle

There are Mysterious Grimoires found within the castle of Remuria. These Grimoires have their rightful places in certain bookshelves, and applying the Symphony to them can solve their puzzles.

Mysterious Grimoires and Bookshelf

Washer Octopus

Genshin - What is Washer Octopus
A new creature called the Washer Octopus can also be found in the Sea of Bygone Eras. These little creatures can interact with Wonderchime Flowers and Allochromatic Anemones and help solve their puzzle.

Washer Octopus

Wonderchime Flowers and Allochromatic Anemones

Genshin - Wondercime Flowers and Allochromatic Anemones Information
When a Washer Octopus plays music to the Allochromatic Anemones, nearby Wonderchime Flowers will sway according to their rhythm!

Wonderchime Flowers and Anemones

Auric Anglerfish

Genshin - Auric Anglerfish
The Sea of Bygone Eras is home to certain mechanical fish known as the Auric Anglerfish. These giant machines swim in the depths of the sea with its mouth open, displaying a tantalizing Treasure Chest just within reach!

Auric Anglerfish

Sea of Bygone Eras Quests

Remuria World Quests

Canticles of Harmony Quest Chain
The Shadow Over Petrichor Underwater Nocturne
The Last Day of Remuria Gradus ad Capitolium
Golden Aqueduct Reconstruction: Part I Golden Aqueduct Reconstruction: Part II
Fortune Plango Vulnera

Remuria Enemies

Cineas the Local Legend

Genshin - Defeat Cineas for an Achievement and a Chest
Cineas is one of the Local Legends of Fontaine, located in the cave beneath the Clivus Capitolinus. Defeating them rewards you with an achievement and sometimes a Precious Chest!

How to Defeat Cineas

Praetorian Golem

Genshin - Praetorian Golem
The Praetorian Golems are moving statues in the shape of warriors, guarding the halls of the long-fallen kingdom of Remuria. They attack any trespassers that get close enough to their area of protection.

Praetorian Golem

Sea of Bygone Eras Release Date

Release in Version 4.6

Genshin Impact Version 4.6
Genshin Impact - Version 4.6 Two Worlds Aflame the Crimson Night Fades
Release Date April 24, 2024

The Sea of Bygone Eras released on April 24, 2024, the same time as Version 4.6's patch update! Check out all the other new things in Version 4.6 using the button below:

Version 4.6 Release Date and Banners

Genshin Impact Related Guides

Genshin Impact - Fontaine Region

Fontaine Map Guide

Fontaine Area Map Guides

Related Fontaine Map Guides
Genshin - Liffey Region Liffey Region Genshin - Fontaine Research Institute Fontaine Research Institute
Genshin - Fortress of Meropide Fortress of Meropide Genshin - Merusea Village Merusea Village
Genshin - Narzissenkreuz OrdoNarzissenkreuz Ordo Genshin - ErinnyesErinnyes
Genshin - Morte RegionMorte Region Genshin - Tower of GestaltTower of Gestalt
Genshin Impact - Nostoi Region SlimNostoi Region Genshin Impact - Sea of Bygone Eras SlimSea of Bygone Eras

Fontaine Exploration Guides

Fontaine Exploration Guides
Diving Mechanic Guide Underwater Area Guide
Fontaine Commission Fontaine Reputation
Fontaine Craftable Weapons Pneuma and Ousia
Local Legends Xenochromatic Creatures
Ancient Symphony

Significant Fontaine Location Guides

Fontaine Location Guides
Genshin - HydroculusHydroculus Genshin - Fountain of Lucine Fountain of Lucine Genshin Impact - Fontaine Shrine of DepthsShrine of Depths Genshin - Enigmatic PagesEnigmatic Page
Genshin - Fontaine Teleport WaypointsTeleport Waypoints Genshin - Fontaine Treasure Chests Treasure Chests Genshin - Fontaine Remarkable Chests Remarkable Chests Genshin - Secret Treasure MapsSecret Treasure Map

Fontaine Item Guides

Fontaine Local Specialties
Genshin Impact - Rainbow RoseRainbow Rose Genshin Impact - Lumidouce BellLumidouce Bell Genshin Impact - Romaritime FlowerRomaritime Flower Genshin Impact - Beryl ConchBeryl Conch
Genshin - Subdetection UnitSubdetection Unit Genshin - LumitoileLumitoile Genshin - Lakelight LilyLakelight Lily Genshin - Spring of the First DewdropSpring of the First Dewdrop
Other Items Found in Fontaine
Genshin Impact - TidalgaTidalga Genshin Impact - MarcotteMarcotte Genshin Impact - Pluie LotusPluie Lotus Genshin Impact - Bulle FruitBulle Fruit
Genshin Impact - Condessence CrystalCondessence Crystal Genshin Impact - Ancient KeyAncient Key Genshin Impact - Drained Conch CupDrained Conch Cup Genshin Impact - Mysterious CoreMysterious Core
Genshin Impact - Hydro SigilHydro Sigil Genshin Impact - Strange PartStrange Part Genshin Impact - Key to Some PlaceKey to Some Place Genshin Impact Credit CouponsCredit Coupons
Genshin - Energy Concentrating ComponentEnergy Concentrating Component Genshin - Mysterious Ore Mysterious Ore Genshin Impact - Strange PartArkhium Ore Genshin Impact - Arkhium Lumenite QuestArkhium Lumenite
Genshin - Spur GearSpur Gears Genshin - Welfare MealWelfare Meal Genshin - HandwheelHandwheel Genshin - Punched TapesPunched Tapes
Genshin - Foggy Forest BranchFoggy Forest Branch Genshin Impact - Simple Vault KeySimple Vault Key Genshin - Secret Treasure MapsAutumn's Map Genshin - Secret Treasure MapsRocky's Map
Genshin - Secret Treasure MapsLiam's Map Genshin - Secret Treasure MapsRouge's Map Genshin - Secret Treasure MapsBarrow Map Genshin - Secret Treasure MapsParker's Hopes Map
Genshin - Secret Treasure MapsAthos Map Genshin - Secret Treasure MapsFreeman Map Genshin - Ridiculously Common BranchRidiculously Common Branch Genshin - Restored ScoreRestored Score

Fontaine Domain Guides

Fontaine Domains Guides
Genshin Impact - Denouement of Sin Domain GuideDenoument of Sin Genshin Impact - Echoes of the Deep Tides Domain GuideEchoes of the Deep Tides
Genshin Impact - Pale Forgotten Glory Domain GuidePale Forgotten Glory Genshin - Waterfall Wen Domain GuideWaterfall Wen
Genshin Impact - Faded Theater Artifact Domain GuideFaded Theater

All Fontaine Domains and Locations

Fontaine Quest Guides

Ancient Colors Quest Chain
A Brush of Seafoam and Crimson A Gradient of Dreams and Ochre
Blue Longing of Heart and Moon
Ann of the Narzissenkreuz Quest Chain
The Narzissenkreuz Adventure Kingdom Through the Looking-Glass
“If She No Longer Dreams of You...”
Unfinished Comedy Quest Chain
Game of the Rich An Eye for An Eye
Hereafter... Scenes From Life in Meropide
In the Wake of Narcissus Quest Chain
Search in the Algae Sea Muse's Mother
Meteoric Lance Cupid's Lover
Thalia and Melpomene Savior's Wake
Waking From the Great Dream Rowboat's Wake
The Wild Fairy of Erinnyes Quest Chain
Foggy Forest Path Wilting Weeping Willow
Furious Mouth of the Spring Within the Depths of Erinnyes
Questioning Melusine and Answering Machine Chain
Vagrants and Scamps The Red and the Black
Questions and Answers
Canticles of Harmony Quest Chain
The Shadow Over Petrichor Underwater Nocturne
The Last Day of Remuria Gradus ad Capitolium
Fortune Plango Vulnera For Yesterday and Tomorrow
Erinnyes Region World Quests
Impromptu Poem of the Crimson Dawn Free Verse
Morte Region World Quests
Wish-Fulfilling Treasure Hunt
Liffey Region World Quests
In Search of Lost Time Both Brains and Brawn
Fontaine Research Institute Region
Fontaine Research Institute Chronicles Road to the Singularity
A Letter Treacherous Light of the Depths
Villains An Expected Plan
An Expected Lie
Belleau Region World Quests
Still Mouthwatering! Truly Mouthwatering!
Beryl Region World Quests
Book of Esoteric Revelations Echoes of the Ancient World
Fishing Game Good Stuff, but Terrible Taste
The Lone Phantom Sail The Three Primary Colors of the Solar Corona
Were It So Easy Strange Stone Chronicle
This Isn’t Pumpkin Soup… Pursuit
Through the Looking Glass
Court of Fontaine Region World Quests
Another Horizon of Adventure A Certain Notice
A Certain Trifle A Certain Stamp
A Fontanian Message Ann's Story: Prologue
Aqueous Tidemarks Danger Lurks Everywhere in Fontaine
In Expert Company Part 1 In Expert Company Part 2
Self-Automatic Foraging Seymour's Story: Prologue
Steambird Interview The Final Question
The Fountain Flows Again Unfinished Story
Upon a Flowery Field of Grass Initial Facts
Happy Birthday Where His Life Lies
Daydreams Beyond Space and Time

Fontaine World Quests

4.6 Fontaine Puzzles and Features

4.6 Fontaine Features
Genshin Impact - Washer Octopus Puzzle GuideWasher Octopus Genshin Impact - Lost Grimoires and Bookshelf Puzzle GuideLost Grimoires and Mysterious Bookshelves
Genshin Impact Wonderchime Flowers and Allochromatic Anemones Puzzle GuideWonderchime Flowers and Allochromatic Anemones Genshin Impact - How to Summon Currents with ScyllaSummon Currents with Scylla
Genshin Impact - All Ancient Autoharmonic Music Box Score LocationsMusic Score Locations Genshin Impact - Auric Anglerfish Locations and Puzzle GuideAuric Anglerfish
Genshin Impact - How to break the Chains that Bind ScyllaBreak the Chains that Bind Scylla Genshin Impact - Portus AnticusPortus Anticus Luxurious Chest
Genshin Impact - The Flying Outlander Achievement GuideThe Flying Outlander Achievement Guide Juliano's Hidden Chests
Genshin Impact - How to Pet OsseHow to Pet Osse Genshin Impact - How to Take the Blank ScoreHow to Take the Blank Score
Genshin Impact - How to Return the Flying Bird PhantasmsHow to Return the Flying Bird Phantasms Genshin Impact - How to Rebuild the Golden AqueductsHow to Rebuild the Golden Aqueducts

4.2 Fontaine Puzzles and Features

4.2 Fontaine Features
Humongous Hat Jellyfish Potential Energy Orbs
Operable Mechanisms Reveal the Altar's Secrets
Pahsiv Shop Decode This Level's Puzzle
Mary-Ann Brainstorming Answers Salvage the Lost Items
Looking Glass Locations Permingeat's Questions and Answers
Contaminated Bacterial Mats How to Solve Dew Bubbles and Branches
How to Operate Dangerous Autocannons Harmonious Reed Pipes
Floating Crystal Flowers and Platforms

4.1 Fontaine Puzzles and Features

4.1 Fontaine Features
Searchlight's Detection Range Gear Drain Valves
Recover the Condensing Components Central Laboratory Ruins Seelie Puzzle
How to Destroy the Thorny Cyst How to Go to the Abandoned Production Zone
How to Solve the Forging Press Puzzle How to Unlock Bravais' Secret Study
Strange Eels Allogravity-Condensed Water Bodies
Red Meanies Stabilizer
Drive Valve to Supply Warehouse 1 Flying Energy Thief
Experimental Focusing Mirror Puzzle Cipher Letters
Energy Transfer Terminals Fixed Storage and Energy Transfer Device
How to Retrieve All 4 Replica Anchors How to Start the Optical Device
Retrieve the Anchor at the Institute Dormitories Retrieve the Anchor at the Institute of Clockwork Applications
Remains of the Day Secret Achievement and Chest Water Barrier Seelie
Rag and Bone Shop

4.0 Fontaine Puzzles and Features

4.0 Fontaine Features
Fontaine Aquabus Guide Court of Fontaine Waypoints Unlock Guide
Heart Plant Co-Op Hidden Chest Sonar Resonance Points
Underwater Currents High-Pressure Water Vents
Recovery Orb Fontaine Echoing Conch
Fantastical Floating Ball Pneumosia Blocks
Miraculous Hydrograna Beastly Rifts
Bullet Barnacles Fontaine Aircrafts Guide
The Prism in Elynas Water Volume Detection Crystal
Pneumousia Relay Guide Pneumousia Storage Box
Sunken Objects Scenic Attractions
Adjust the Prism Berrypuff Hidden Quest
Locked Underwater Dome Break the Treasure Seal
Break the Bubble Formations

Fontaine Enemies

Fontaine Boss Guides
Genshin - Emperor of Fire and Iron Emperor of Fire and Iron Genshin - Icewinde Suite Icewind Suite Genshin Impact - Millennial Pearl SeahorseMillennial Pearl Seahorse
Genshin Impact - Experimental Field GeneratorExperimental Field Generator Genshin - Hydro TulpaHydro Tulpa Genshin - Statue of Marble and BrassLegatus Golem
Genshin - All-Devouring NarwhalAll-Devouring Narwhal Genshin Impact - Arlecchino  (The Knave) Boss The Knave
Fontaine Enemy Guides
Genshin - Fontemer Aberrants Fontemer Aberrants Genshin - Tainted Hydro Phantasm Tainted Hydro Phantasm Genshin Impact - Breacher Primus Enemy GuideBreacher Primus
Genshin - Clockwork Meka Clockwork Meka Genshin - Fatui OperativeFatui Operatives Genshin - Praetorian GolemPraetorian Golem
Local Legends Guides
Genshin - Iron Viscount Iron Viscount Genshin - Fairy Knight Twins Local Legend Fairy Knight Twins Genshin - Ocean Circuit JudgeOcean Circuit Judge
Genshin Impact - Vivianne of the LakeVivianne of the Lake Genshin Impact - Fading VeteranFading Veteran Genshin - Swords of the GorgeSwords of the Gorge
Genshin - Ninianne of the LakeNinianne of the Lake Genshin - Dobharcu Lord of the Hidden Dobharcu, Lord of the Hidden Genshin - Automated Supercomputing Field Generator Automated Supercomputing Field Generator
Genshin - Luachra the BrilliantLuachra the Brilliant Genshin - YseutYseut Genshin - Liam IconLiam
Genshin - Liam IconRocky Avildsen Genshin - Mageblade IconMageblade Corrouge Genshin - ChassanionChassanion
Genshin Impact- DeianeiraDeianeira of Snezhevna Genshin - CineasCineas

All Interactive Map Guides

Genshin Impact - Areas and Map Guides

All Interactive Map Guides

    Walkthrough Menu

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