John Hancock Building building, and in 2011 conferred on it the Twenty-five Year Award. It has been the tallest building in Boston for more than 30 years and is the tallest building in New England. In 2002, Manulife Financial began construction of a 14-story building in the Seaport District at 601 Congress Street (Picture). The building was designed by Skidmore, Owings and Merrill LLP of Chicago, designers of the John Hancock Center in Chicago and the Sears Tower, also in Chicago. The building features a "green" (energy-efficient) dual glass curtain wall construction, making it among the first buildings in Boston to win national
Park Tower (Chicago) Park Tower (Chicago) Park Tower is a skyscraper located at 800 North Michigan Avenue in Chicago, Illinois. Completed in 2000 and standing at tall with 70 floors — 67 floors for practical use, it is the twelfth-tallest building in Chicago, the 43rd-tallest building in the United States, and the 83rd-tallest in the world by architectural detail. It is one of the world's tallest buildings to be clad with architectural precast concrete (the Transamerica Pyramid Building in San Francisco is taller). It is one of the tallest non-steel framed structures in the world—it is a cast-in-place concrete framed structure. This building