A researcher has built a pipeline of tools to turn one of Google Maps' 3D tiles into a world of ... it is a river or ocean, and replace it with a water block instead in a Minecraft representation." ...

Biomes are regions in Minecraft that have different terrain generations, block composition, climate, mob spawns, etc. When you first spawn in a new world, it will be in an Overworld biome.

A shipwreck is a structure in Minecraft in which you can find great loot like emeralds, iron ingots, diamonds, gold ingots, and even a buried treasure map.