Route 66 has two Wigwam Motels...this one is on the San Bernardino-Rialto line, the other is in Holbrook AZ. They're separately owned and quite different outside: this location has manicured grass and a swimming pool, while Holbrook has gravel and antique vehicles.
This location's reservations site
www.wigwammotel.com also offers a history page and a look inside the units.