Ths underwater Minecraft dome design is a lot tighter than the first one. Also, instead of a full-sized dome, this build incorporates an entire base within one.

Minecraft is one of the precious few games on the planet that does sandbox survival the way it’s meant to be done. ... Making a general dome design is a simple task. Builds like wizard towers, ...

There have been plenty of spectacular Minecraft builds, but one design that continues to blow my mind are ocean bases. In short, the water physics in Minecraft are hard to grapple with.