Long Island Museum of American Art, The  
1208 Route 25A
Long Island, NY 11790
631-751-0066

Situated on nine splendid acres, this complex contains an art museum, a history museum, and a museum dedicated to carriages. Collections in the museums include antique decoys, miniature rooms, costumes, horse drawn carriages, and paintings by the 19th century artist William Sidney Mount. The museums also host a collection of over 40,000 items that date from the late 18th century to the present day.