This 27 acre park features many paths and meadows along a stream with plenty of benches and arbors to relax and enjoy the naturalized woods and wildflowers. Within the park is a 1.4 mile dirt trail called Dumbarton Oaks Loop which is great for hiking, running, or walking. Hours: Dawn to Dusk There are several point of access to Dumbarton Oaks Park. A popular entrance is Lovers' Lane, a quarter mile pedestrian only paved path to the park entrance which separates the Dumbarton Oaks estate from Montrose Park.