Acadia National ParkLocation: Maine Coast
Known for: Scenic drives along rocky coastline and the amazing views atop Cadillac Mountain.
Biggest crowds: Between Memorial Day and Labor Day.
Accessibility: You can see most everything by car along Park Loop Road.
Why kids like it: There are plenty of things to do, including tide-pool explorations.
What hikers say: More than 40 mi of carriage roads are perfect for hiking and biking.
Best for:Visit the Travel Talk forums for help on planning your trip