Tsar Cannon (Moscow)

Russia / Moscow / Moscow
 monument, interesting place, 15th century construction, artillery on display
The Tsar Cannon is a huge cannon, commissioned in 1586 by Russian Tsar Feodor and cast by Andrey Chokhov. The cannon weighs nearly 38 metric tons and has a length of 5.34 meters (17.5 feet), a calibre of 890 mm (35 inches), and an external diameter of 1200 mm (41 inches). The Guinness Book of Records lists it as the largest cannon ever made.
Wikipedia article: http://en.wikipedia.org/wiki/Tsar_Cannon
Nearby cities:
Coordinates:   55°45'5"N   37°37'4"E