According to the experts at the Guinness World's Record office, this is the longest candy counter in the world.

This 150 foot seven-tiered cascading waterfall is one of the hidden gems of the White Mountains.

Rock face that shares a name with Mary Shelley's famous doctor.

This small-town Connecticut restaurant gives each diner a free book from its vast library.

A very big rock just plopped down in the New England woods.

The ancient past meets the retro-future at these dinosaur tracks that are protected by a geodesic dome.

Pulled from the rubble of one of the worst modern tragedies, a steel crossbeam became a symbol of hope for New Yorkers.

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

America's first serial killer rests in anonymity.

Yo, Adrian!

A hugely vast Irish landscape of barren rock that stretches for miles.

This singular Irish dolmen is more Frank Lloyd Wright than upright stonehenge.

A moody and picturesque riverside ruin overgrown with vegetation.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

The corpse bride of Portugal.

Portugal's National Pantheon has a history of curses, collapses and financial problems.

The spot where the fascist dictator made some of his most famous speeches including declaring war on Britain and France.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

The cardinal directions, set in stone.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

The world's longest known cave system.

Prehistoric animals decorate this popular outdoor park.