 cache valley is an agricultural valley of northern utah and southeast idaho that includes the logan metropolitan area. the valley was used by 19th century mountain men and was the site of the 1863 bear river massacre. ==history== following habitation by the shoshone and other indigenous peoples, michel bourdon discovered cache valley 1818 during a mackenzie fur expedition. the valley was subsequently used for annual gatherings of mountain men. mormon william gardner became the first settler in 1852. prior to the mormon selection of the salt lake valley, jim bridger had recommended cache valley due to its relative abundance of fresh water. a mormon settler group led by peter maughan arrived via box elder canyon (commonly referred to as sardine canyon) in july 1856 and additional settlers arrived on september 15. during an 1863 expedition from camp douglas, utah to cache valley, the united states army attacked a shoshone village at the confluence of the bear river and beaver creek 
Landforms_of_Cache_County,_Utah Landforms_of_Franklin_County,_Idaho Valleys_of_Idaho Valleys_of_Utah