When was one of the tallest structure built which is taller than The Milwaukee City Hall and is the seat of government for the city of Philadelphia?
Philadelphia City Hall Philadelphia City Hall, built in 1901 and located at 1 Penn Square, is the seat of government for the city of Philadelphia, Pennsylvania.
Merchants' Exchange Building (Philadelphia) The Merchants' Exchange Building is a historic building located on the triangular site bounded by Dock Street, Third Street, and Walnut Street in the Old City neighborhood of Philadelphia, Pennsylvania. It was designed by architect William Strickland, in the Greek Revival style, the first national American architectural style and built between 1832 and 1834. It operated as a brokerage house in the nineteenth century, but by 1875 the Philadelphia Stock Exchange had taken the place of the Merchants' Exchange.