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Built using brick, white marble and limestone, Philadelphia City Hall is the world's largest free-standing masonry building and was the world's tallest habitable building upon its completion in 1894. It was designated as a National Historic Landmark in 1976; in 2006, it was also named a National Historic Civil Engineering Landmark by the ...
The Pantheon in Rome, built in the 2nd century, was the largest dome in the world for over a millennium, and is still the largest unreinforced solid concrete dome. The dome of Florence Cathedral was the largest in the world from its construction in 1436 to 1871, and is the largest brick and mortar dome.
The Rockville Bridge is the longest stone masonry arch railroad viaduct ever built, [2] at 3,820 feet (1,160 m). It has 48 70-foot spans. [2] The bridge crosses the Susquehanna River about 5 miles (8 km) north of Harrisburg, Pennsylvania. The eastern end is located in Rockville and the western end is just south of Marysville.
The dome contains the largest indoor desert and is the largest geodesic glazed dome in the world. [126] Sultan Ahmed Mosque (Blue Mosque) 43 m 43 m 23.5 m 24.5 m Istanbul Turkey: Buenos Aires Metropolitan Cathedral: 41 m Buenos Aires Argentina: Royal Albert Hall ~41 m [127] ~41 m [127] ~45 m [127] ~48 m [127] ~48 m [127] 66.7 m 82.9 m London ...
The Masonic Temple in Philadelphia in 1873; James H. Windrim was the building's architect.. Two English grand lodges erected lodges in Pennsylvania during the 18th century, the Premier Grand Lodge of England (known as the "Moderns"), established in London in 1717, and the Ancient Grand Lodge of England (known as the "Antients" or "Ancients"), established in London in 1751.
The original Masonic temple in the city was built in 1811 on Chestnut Street between 7th and 8th Street in Center City Philadelphia, but burned down in 1819. [4] It was rebuilt in 1820. A second Masonic temple was built on Chestnut Street in the 1850s, dedicated in 1855 [5] [6] and sold in 1873, once the new temple was completed.
The locations of National Register properties and districts for which the latitude and longitude coordinates are included below, may be seen in a map. [1] There are 13 properties and districts listed on the National Register in the county. One site is further designated as a National Historic Landmark District.
Duquesne was home to the largest blast furnace in the world, named the "Dorothy Six". [8] Bob Dylan 's song Duquesne Whistle ( Tempest , 2012) is dedicated to it. The city's population peaked in 1930, then declined with the Great Depression and deindustrialization beginning after World War II.