Abr 13 Osos en Yellowstone 1965 By Norbert Rovira otros No Comments Això no em va passar pas a Alaska… natgeofound: A park visitor films an American black bear and her two cubs in Yellowstone, December 1965. Photograph by Dean Conger, National Geographic
Abr 13 Yellowstone n 1940 By Norbert Rovira excursionismo No Comments Yellowstone pic. 1940 natgeofound: Visitors sit on an overlook to see scenic views in Yellowstone National Park, June 1940. Photograph by Edwin L. Wisherd, National Geographic