Thomas Hill Standpipe

Thomas Hill Standpipe, which holds 1,750,000 US gallons of water, is a riveted wrought iron tank with a wood frame jacket located on Thomas Hill in Bangor, Maine, United States. The metal tank is 50 feet high and 75 feet in diameter. Built in 1897, it is an architecturally distinctive city landmark, and was listed on the National Register of Historic Places in 1974.

Source: Wikipedia