Gray Line of Portland tours depart from 525 S.W. Naito Pkwy. The Big Pink Sightseeing Trolley Tour takes visitors on a narrated sightseeing tour with 13 stops at various downtown points of interest. Passengers may board, depart or reboard at any stop along the loop. A half-day Multnomah Falls and Columbia River Gorge tour and a full-day Willamette Valley tour also are available; phone for details.
