Philadelphia City Hall, the largest municipal building in the United States. Construction began in 1871 and was completed 30 years later in 1901. Designed by John McArthur, Jr & Thomas U. Walter in a Second Empire style. [1400×932]
Reconstruction superimposed on the ruins of the Temple of Mars Avenger, Rome [680 x 571]
Princeton University classroom doors [1080×1350]
