There are various architectures in this world.
The grasslands include houses, ancient houses, and brick houses floating in the air.
There is a tree house in the village. You can overlook the village from the observatory there.
The Nether has bases with automatic refillers for respawn anchors.
There is a house at the end. Villagers live there.
The brick house floating in the air has a water elevator leading to the end portal leading to the end.
There are various items in the grassland house. And there is a ladder that connects to the village on the far left when you enter from the entrance.
There are various other buildings. Please look for it.