Acadia National Park
Granite mountains, rocky coast and lakes on Mount Desert Island in Maine. The Park Loop Road passes Sand Beach and Thunder Hole on its way to the top of Cadillac Mountain, the highest point on the US east coast.
- Best months
- Jun, Jul, Aug, Sep, Oct
- Stay in
- Bar Harbor
- Official site
- nps.gov
Tip: To drive up Cadillac Mountain for sunrise between May and October, book a vehicle reservation on recreation.gov.
One of the 11 national parks where visitors from abroad pay $100 a person on top of the entrance fee, since 1 January 2026. With two or more of them on your trip, the $250 annual pass is cheaper: travel info.