Template:Columbia River Template:Ice Age Floods Template:Oregon Template:Protected Areas of Oregon 45°42′17″N 121°47′30″W / 45.70472°N 121.79167°W / 45
activities in Phnom Kulen website of Phnom Kulen Program (页面存档备份,存于互联网档案馆) and a documentary on its activities Protected areas in Cambodia (页面存档备份,存于互联网档案馆)