Arch of Constantine
Notice the use of arches and columns on the structure.
The Coloseum has wonderful arches supporting it. There are also many columns visible.
The Pantheon is known for its columns, which adorn the front side of the building. Please also notice the dome.
Arch of Augustus
The Arch of Augustus, a truimphal arch celebrating Augustus' doings, is similar to the Arch of Titus in its features.
Arch of Titus