The Hangzhou Civic Center consists of a central plaza and park surrounded by 6 curved high-rise office towers surrounded by 4 lower rectangular podium buildings housing various public services. The high-rise towers are connected by curving elevated walkways on the 23rd & 24th floors above ground level and by underground corridors on the B1 floor. The basic conceit of the design is the traditional Chinese scheme of establishing harmony between a square Earth and the round Heavens ). The basement area includes shops, storage, parking facilities, and
air raid shelters. ==References==