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.
Westend Gate Westend Gate, formerly known as Plaza Büro Center, is a 47-storey, 159 m skyscraper in the Westend-Süd district of Frankfurt, Germany. It was the tallest building in Germany from 1976 until 1978 when it was surpassed by the Silberturm, which is also located in Frankfurt.