The Restoration House of East Tennessee will host a thrilling fundraiser on Market Street in downtown Knoxville. The free, outdoor, family-friendly block party will feature food, vendors, games, a rock climbing wall, special kids area, activities and more. Spectators will see "Over the Edge" participants rappel 16 stories down the side of Trotter/First Century Bank Building at 625 Market St., in downtown Knoxville. All proceeds from the event will benefit single-mother families in need.