Sunsphere looms over Knoxville

August 16, 2012 | 6:00 a.m. CDT
The Sunsphere stands on the edge of World's Fair Park in Knoxville, Tenn. The tower, built when Knoxville hosted the World's Fair in 1982, is open daily to the public.

RELATED STORIES: In Knoxville, a mix of new and old