Hardly likely. They are just inert lumps of igneous rock.
Not yet. And you'll probably never want to put houses ON asteroids; you'll build caverns IN the asteroids for places to live. Asteroids are pretty small; even the larger ones don't have enough gravity to hold things down. And without enough gravity to keep an atmosphere, you'd need to have some sort of dome or structure to hold the air in. Caverns and tunnels will be easier.
Carlsbad Caverns.
Caverns can be under water and underground.
Carlsbad Caverns is located in New Mexico.
what region is in carlsbad caverns
Caverns of Xaskazien happened in 1995.
Caverns of Xaskazien was created in 1995.
Caverns of Zoarre happened in 1984.
Caverns of Zoarre was created in 1984.
Caverns of Mars was created in 1981.
Caverns of Mars happened in 1981.
Caverns of Minos happened in 2012.