Complex sentence: Designed by noted Philadelphia architect Frank Furness and built in 1876 as the headquarters of the bank that would finance the Centennial Exposition, it is today Drexel University's Paul Peck Alumni Center.
Split into simpler sentences: Designed by noted Philadelphia architect Frank Furness, it was built in 1876 as the headquarters of the bank that would finance the Centennial Exposition. Today, it is today Drexel University's Paul Peck Alumni Center.