The remnants of a Gilded Age elegance preserved in the middle of a stark modern tower.

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

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

After this historic church was destroyed by World War II bombing, its blackened shell was left standing as a monument.

A Nazi concentration camp and Anne Frank's place of death.

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

A preserved trolley track that was transformed into a museum of transportation.

A former copper mine which became a truly unsuccessful prison.

More than 7,000 gallons of water pour over these cascading red quartzite waterfalls every second.

Boise State's stadium was the first non-green football field in the world.

For over a century, it has been a tradition to raise a flag at the top of this 450-foot sandstone pillar on the 4th of July.

A recreation of an Old West apothecary full of curios.

A dangerous narrow-gauge railroad once traced a route through this striking canyon.

This supermarket is suspended 25 feet above an interstate highway.

This site commemorates the birthplace of the game of basketball, invented by James Naismith in the winter of 1891.

A real plaque marks the spot where a Faulknerian character committed fictional suicide.

The former location of a platform that allowed passengers to safely wait for the trolley.

The vaulted ceiling is home to a scurry of “squirrelgoyles.”

A tunnel that brings more than a century of history to life from the deepest parts of the Niagara Gorge.

Built for television, this statue now serves as an unlikely memorial to a fireman who died on 9/11.

The largest tidal whirlpool in the Western Hemisphere.

A quarter mile off the coastal tip of Maine you'll find the "Beloved Island" of Franklin Delano Roosevelt.

The unusual patterns in this rock formation result from two distinct modes of weathering.

A single room pays homage to the prodigious achievements of the 30th President of the United States.