100 Maryland Ave SW (Independence Ave), 워싱턴 D.C., D.C.
식물원 · Southwest Washington · 111개의 팁과 리뷰
HISTORY: The garden is a living plant museum & was established by Congress in 1820. The Conservatory reopened in Dec 2001 after a four-year renovation,with approx 4,000 seasonal, tropical & subtropical plants.