The museum is unlocked by researching crafting perk 2, it allows you to trade rare artifacts for a lot of coins.

Item Obtained from Coins
Sapphire Glass Hand SapphireGlassHand.png Crafting 15,000
Emerald Glass Hand EmeraldGlassHand.png Crafting 40,000
Ruby Glass Hand RubyGlassHand.png Crafting 100,000
Broken Stinger BrokenStinger.png Bee 10,000
Snake Bones SnakeBones.png Giant Snake 5,000
Giant Pearl GiantPearl.png Oyster 25,000
Rare Giant Pearl RareGiantPearl.png Special Oyster (Blue one) 50,000
Skull SkeletonSkull.png Skeleton 18,000
Ghost Clothes GhostClothes.png Faradox Minion 2 50,000
Giant Cockroach Cockroach.png A random tree (1/100 chance) 10.000
Golden Cockroach GoldenCockroach.png A random tree (1/500 chance) 30,000
Small Shell SmallSeaShell.png Oxygen Tank (1/5 chance) 5,000
Medium Shell MediumSeaShell.png Oxygen Tank (1/20 chance) 10,000
Large Shell LargeSeaShell.png Oxygen Tank (1/100 chance) 20,000
Yeti's Foot (L) YetiLeftFoot.png Yeti 25,000
Yeti's Foot (R) YetiRightFoot.png Yeti 25,000
Snowman SnowmanCrafted.png Crafted from parts dropped by

monsters in Northern Field + silver bucket and stone

Shark Tooth SharkTooth.png Shark 50,000

Total coins obtainable from Museum: 588,000

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