Pritzker Pavilion in Millennium Park Chicago Illinois USA

aon center architectural architecture blue sky building buildings chicago cities city cityscape color colour contemporary contrast contrasts crossed curved curvilinear curvy day daylight daytime entrance entrances exterior futuristic ground level horizontal il illinois landmark landmarks lattice latticed low angle millennium park modern modernity new nobody outdoor outdoors outside park parks pritzker pavilion sightsee sightseeing skyline skyscraper skyscrapers space age structure structures tourism tourist attraction travel travel destination urban us usa