three modern urban towers to suit different tastes, chicago, il

ancient architecture background beautiful blocks blue brick bricks brown browncream building buildings business chicago city cityscape cladding commercial construction contemporary corporation covering decorative design detail downtown elements embrasure exterior facade facing financial finished glass glazed high highrise house ledges loopholes masonry modern niches office ornament perspective project reflection relief rise seams shape shapes sky skyscraper space steel stone stonework structure tall technology texture textured tower towers urban view vintage wall window windows