135 of 173
jpg [228 kB, 1200 x 879]
The east doors of the Battistero di San Giovanni (Baptistery of Saint John) in Florence, referred to as "The Gates of Paradise." The gilded bronze doors took the artist, Lorenzo Ghiberti, 27 years to complete.
Factbook photos—obtained from a variety of sources—are in the public domain and are copyright free.