domes
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Chiesa del Santo Sepolcro
Bologna, Italy
5th, 11th cent.
Originally built in the 5th century over a Temple of Isis, this octagonal brick structure was patterned after the Church of the Holy Sepulchre in Jerusalem. It was modified in the 11th century.
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Idaho State Capitol
Boise, Idaho
1905-20
Constructed from 1905 to 1920, with major renovations in 2006, the Idaho State Capitol features a Neoclassical style designed by prolific Boise architect John E. Tourtellotte. The top of its dome, inspired by St.
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Institut de France
Paris, France
1662-88
Located on the Left Bank of the Seine, at the opposite end of Pont des Arts from the Louvre Museum, the Institut de France is a collection of academies of arts and sciences founded in 1795.
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Santi Bartolomeo e Gaetano
Bologna, Italy
1516
Located at the base of the Two Towers of Bologna, this Renaissance church with an elegant copper dome and slender bell tower was consecrated in 1516.
- Temple Beth Israel Portland, Oregon 1926-28
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Octagon
England
The unique Octagon lantern over the crossing took 14 years to build, weighs 200 tons, and exerts a perfect perpendicular downward thrust. By 1340, its roof was covered in lead and its ceiling was carved and painted.
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Pantheon Dome
The Pantheon's huge dome is a perfect hemisphere of cast concrete, resting on a solid ring wall. Coffers cut in the inside add visual interest, but more importantly, reduce the load of the dome. .
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Dome
The great central dome of St. Peter's Basilica was designed by Michelangelo. It is made of brick and is 42.3 m in interior diameter (making it almost as large as the Pantheon's roof), rising to 120 m above the floor.