The University of Pittsburgh's Allegheny Observatory in 2007.
flipFlip to The University of Pittsburgh's Allegheny Observatory, circa 1912.
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Exterior of the Allegheny Observatory in 2007.

Credit: Courtesy of Allegheny Observatory, Archives Service Center, University of Pittsburgh, photo by Tom Murphy, VII

In 1859 a group of wealthy industrialists formed the Allegheny Telescope Association and built Pittsburgh's first observatory. Opened in 1912, the Allegheny Observatory sits just above where the Allegheny and Monongahela rivers meet to form the Ohio River, about four miles from downtown Pittsburgh.

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