|Statue atop the Trajan Column|
|The Trajan Column|
|Inscription on the Trajan Column|
|El Castillo, in Mexico|
|The front of the great sphinx of Giza|
The great sphinx of Giza is a limestone monolith( the largest in the world) that stands 66 feet high, 63 feet wide and 241 feet long. It is said to have the face of Pharaoh Kafra. It stands on the west bank of the Nile. This structure is mentioned is mentioned by Pliny the Elder. Researchers say it was constructed in 2500 B.C.