Materials Needed:
- Glass blocks
- Prismarine
- Sea lanterns
- Doors
- Sponge
Steps:
- Choose ocean location
- Build glass dome or tunnel
- Clear water using sponges
- Add rooms inside
- Decorate with sea themes
Pro Tip:
Use sea lanterns for glowing underwater lighting.

9. Desert Pyramid Base
A desert pyramid gives ancient Egyptian vibes and looks super cool.