Gray Line Tours gives seasonal, three-hour narrated tours including downtown Phoenix, the Arizona Biltmore hotel, Camelback Mountain, mansions in Paradise Valley, Arizona State University, Papago Park, and Scottsdale's Old Town; the price is about $40.
Open Road Tours offers excursions to Sedona and the Grand Canyon, Phoenix city tours, and Native American-culture trips to the Salt River Pima-Maricopa Indian Reservation.
For $38, Vaughan's Southwest Custom Tours gives a 4½-hour city tour for 11 or fewer passengers in custom vans, stopping at the Pueblo Grande Museum, the Arizona Biltmore, and the state capitol. Vaughan's will also take you east of Phoenix on the Apache Trail. The tour is offered on Tuesday, Friday, and Saturday; the cost is $75.
Gray Line Tours (602/495-9100 or 800/732-0327. www.graylinearizona.com). Open Road Tours (602/997-6474 or 800/766-7117. www.openroadtours.com). Vaughan's Southwest Custom Tours (602/971-1381 or 800/513-1381. www.southwesttours.com).