rotunda
It is called the Domed Rotunda
Rotundarotunda
Astrodome in Houston Texas
cupola
its domed roof was partially modeled on classical roman building
Taj Mahal
Domed building rotunda
A building with a round roof, like the Capitol building in Washington DC or Saint Paul's cathedral in London.
Rotunda
temple?
because they have domed or cone shaped houses
A domed hall is a rotunda.