CITY REQUEST | Philadelphia Pennsylvania
The following skyscrapers on the Philadelphia skyscraper diagram need to be sorted into the order below for timeline accuracy, based on observing multiple photographs of the skyline through the years below.
One Liberty Place 1987, One Commerce Square 1987, Two Logan Square 1988, G. Fred DiBona, Jr. Building 1989, The Rittenhouse Hotel 1989, Three Logan Square 1989, Omni Independence Park Hotel 1990, 1525 Locust 1990, Mellon Bank Center 1990, Two Liberty Place 1990, Bluemle Life Sciences Building 1991, Two Commerce Square 1992
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