Botanical Garden & Arboretum Northern Oklahoma College (NOC) is one of the most recent affiliate gardens of the Oklahoma Botanical Garden and Arboretum. Since its establishment in 1901 Tonkawa, OK Arboretums Tonkawa Depot Tonkawa, OK Railroad History Armory Building The Tonkawa Armory was built by the WPA in 1936 Tonkawa, OK Historic Buildings Sculptures Life-size sculptures of "The Athlete", "The Muse", and "The Scholar" Tonkawa, OK Arts Tonkawa Tribe Tonkawa, OK Ethnic Heritage