The curved, mud-colored structure is part of the current Chicago ... the Bio-Block Spiral rises as a tight 15-foot-tall circle of concrete blocks outside the entrance to an office building that ...

works on the iconic curved concrete pillars at 8101 Lenexa Drive in Lenexa on Thursday, Jan. 2. Tammy Ljungblad tljungblad@kcstar.com The structure was constructed for fabric distributor Eisen ...