Rock Canyon Emigrant Trails National Conservation Area)(部份) 洪堡國家森林公園(部份) 謝爾頓國家野生動物保護區(英语:SheldonNationalWildlifeRefuge)(部份) 根據2000年人口普查,洪堡縣擁有16,106居民、5
SARS-Coronavirus ancestor’s foot-prints in South-East Asian bat colonies and the refuge theory. Infection, Genetics and Evolution. 2011-10, 11 (7): 1690–1702 [2022-01-27]