What was César Pelli who designed the Marriott at Key Center influential for?
Marriott at Key Center:  The architect who designed the building was César Pelli, who also designed the neighboring Key Tower, the tallest building in the city and the state. César Pelli: César Pelli, founder of Pelli Clarke Pelli Architects, is an Argentine American architect who has designed some of the world's tallest buildings and other major urban landmarks. César Pelli:  The American Institute of Architects named him one of the ten most influential living American architects in 1991 and awarded him the AIA Gold Medal in 1995.
tallest buildings