The free admission days are set to coincide with Visit Knoxville’s "First Friday" events from May through October, except for ...

Residents and visitors can now buy annual passes to visit the Sunsphere. Visit Knoxville announced Tuesday that the famous Knoxville attraction will offer passes for families and individuals.

The Sunsphere, one of Knoxville's top landmarks, is having free days on the first Friday of each month from May through ...