From Cleveland Hopkins International Airport: Follow directions from the baggage claim area to the lower level RTA. Take the Red Line (the only line that terminates at the airport) to the University Cedar RTS. Walk out of the station, up the stairs, straight across the parking lot, and turn left at Murray Hill Road. You will walk over a bridge, staying to your left, and continue on Adelbert Road. Rainbow will be on your right. (~5 minute walk)