Tags: Garden.
The American College Arboretum (35 acres) is an arboretum located on the campus of The American College (Bryn Mawr PA) 270 South Bryn Mawr Avenue. It is open daily without charge.The arboretum began in 1959 when the college started preserving trees and was formally established as an arboretum in 1994. Today the arboretum contains about 600 labeled trees of many species as well as a small valley with a pond.