This candy-striped tower is the farthest east you can go in the United States.

This waterfront museum in Maine is dedicated to the history of the smoked-herring trade.

The largest tidal whirlpool in the Western Hemisphere.

This colorful theme park dedicated the official fruit of Maine serves sweet, tasty treats.

A precariously balanced rock perches on the edge of a cliff created tens of thousands of years ago by glacial erosion.

The first bridge observation tower in the U.S. offers one of the best views of Maine.

The world's largest rotating world.

When the town wouldn't allow the fast-food behemoth to build a new restaurant, they put one inside an 1850 home.

A spiritual vortex among the red rocks in Sedona.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

The U.S. Supreme Court's secret Cold War relocation facility in the mountains of North Carolina.

This historic headstone is said to mark the final resting place of a doubly-dead white witch.

This creative sculpture was a way to "recycle" an old tree.

The United States' oldest Episcopal church still in active use.

One of the only memorials dedicated to journalists who died in combat.

Built by the patriotic residents of Boonsboro in a single day.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

The Midwestern United States' tribute to Michelangelo is a foam statue sprayed with gaudy gold paint.

The interior of the Overlook Hotel in "The Shining" was based on this Yosemite original.

Four hundred granite steps were built into this massive rock by the National Park Service.

Quite simply the largest tree in the world (by volume).

The only visible piece of San Francisco's most famous shipwreck.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.