The only structure left with direct ties to the Salem witchcraft trials of 1692.

True to its name, this bouncy walkway may be the world’s smallest suspension bridge.

Stumps of an Ice Age forest, visible only at low tide.

Despite its extensive history, this fort saw little to no combat.

Once the future of underwater combat, this old sub is now open for visitors to muck around in.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

The final resting place for the remains of 143 Habsburg royalty.

This cabin survived a landslide that killed its owners.

The early 20th-century home features cutting-edge technology of the day, such as ammonia refrigeration and needle showers.

A mere dot on the map in the great north woods is the first place in America to vote in Presidential elections.

A serene plaza that commemorates one of the Granite State's most iconic figures.

A beautiful Gilded Age hotel in the White Mountains with surprising diplomatic history.

Known as one of the most climbed mountains in the world, this barren peak is permanently bald thanks to an anti-wolf fire.

The only one of New Hampshire's original 14 World War II watchtowers to survive in near-original condition.

America's oldest archaeological site or a muddled case of wishful thinking.

New Hampshire's first neighborhood is now preserved as a historic village with live action role players.

A propulsion engine testbed that paved the way for the Space Shuttle launch sits without recognition at this rocket center.

It may look like no more than a full-scale model, but every part of this full Space Shuttle stack had a working role in aviation history.

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

The final resting place of New Orleans' most famous voodoo priestess.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

The world's first nuclear power plant is open to visitors looking to role-play a meltdown.

Home to the deepest rift anywhere on Earth.