Centennial Mountains Rock Lakes National Wildlife Refuge, state and private land, and part of a USDA Agricultural Research Station for sheep. Around 326 vascular plant species have been identified in the Centennials, an unusual plant diversity for the Yellowstone region. Grizzly bears inhabit the area, as nearly all species indigenous to the Greater Yellowstone Ecosystem are present. The north slope of the Centennials rises abruptly 3,000 feet above the Centennial Valley. Centennial Mountains The Centennial Mountains are the southernmost sub-range of the Bitterroot Range in the United States states of Idaho and Montana. The Centennial Mountains include the Western and Eastern Centennial
Churchill Mountains Program (NZARP). Mount Zinkovich is a pointed mountain standing 4 miles (6 km) north of Mount Frost at the north side of the head of Silk Glacier. Named by Advisory Committee on Antarctic Names (US-ACAN) for Lieutenant Colonel Michael Zinkovich, United States Air Force (USAF), commanding officer of the 1710th Aerial Port Squadron, which furnished airlift support between New Zealand and Antarctica, and from McMurdo Sound inland to Byrd, Eights, and South Pole Stations during U.S. Navy Operation Deep Freeze 1962. Sub−ranges of the Churchill Mountains include: Churchill Mountains The Churchill Mountains are a mountain range group of the Transantarctic