Provides bus transportation within the City of Knoxville for a small fee. Children under 5 ride free. Seniors, the disabled, College Students, and school-aged children (K-12) ride for a discounted price with a KAT Photo-ID. Sunday Rider service available. Downtown Trolleys are free of charge. Cumberland Ave is free of charge anywhere you see ÒFree Fare ZoneÓ. All KAT bus schedules have Spanish translation included on them.