Arch of Severus, by unknown, at Rome, Italy, 205.

Arch of Titus, by unknown, at Rome, Italy, 81.

Baths at Ostia, by unknown, at Ostia, Italy, circa 150.

City of Timgad, by unknown, at Algeria, 100.

Hadrian's Summertime Theater, by unknown, at Tivoli, Italy, 125 to 135.

Hadrian's Villa, by unknown, at Tivoli, Italy, about 120.

House of the Faun, by unknown, at Pompeii, Italy, -100.

Library at Ephesus, by unknown, at Ephesus, Turkey, 117 to 120.

Maison Carree, by unknown, at Nimes, Provence, France, -16.

Market in Leptis Magna, by unknown, at Libya, North Africa, -8.

Mausoleum of S. Costanza, by unknown, at Rome, Italy, 350.

Merchants' Exchange, by William Strickland, at Philadelphia, Pennsylvania, 1832 to 1834.

Pantheon, by unknown, at Rome, Italy, 118 to 126.

Roman Colosseum, by unknown, at Rome, Italy, 70 to 82.

Temple of Apollo, by Ictinus, at Bassae, Greece, -420 to -410.

Temple of Bacchus, by unknown, at Baalbek, Lebanon, 150.

Temple of Venus and Rome, by Hadrian, at Rome, Italy, 123 to 135.

The Roman Forum, by collective, at Rome, Italy, -100 to 300.

Tholos, by Polykleitos the Younger, at Epidarus, Greece, -365 to -320.