Tags: Park.
The Hoyt Arboretum is located atop a ridge in the west hills of Portland Oregon United States. It was founded in 1922 by a collection of timber industry representatives the U.S. Forest Service the Portland Parks & Recreation department and enthusiasts.The 187-acre (0.76 km2) (76 ha) arboretum hosts just under ten thousand individual trees and shrubs of more than eleven hundred species from all over the world.