A sacred well steeped in Pagan roots on the West Coast of Ireland.

The ruins of a medieval monastery named after a type of tree.

The oldest inn in Kilkenny was established by the first convicted witch in Ireland.

This ancient Irish tower could easily have stood in for Rapunzel's prison.

The pop art icon's gravesite is broadcast 24 hours a day on his museum's website.

Color-coded signs direct drivers on a network of routes designed to avoid Pittsburgh traffic.

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

This extraordinary Depression-era expenditure was modeled after a postcard of a Mediterranean hotel.

This North Carolina store preserves a historic moment in America's movement for racial equality.

A retired firefighter created this contraption so he and his family wouldn't die if accidentally buried alive.

It's common to find the famous science communicator's grave adorned with pale blue marbles.

The last remnants of Fort Pitt also hold the distinction of being the oldest structure west of the Allegheny Mountains.

A carriage house converted into what resembles an 11th-century English manor house

Golden and naked, the figure that was once the highest point in New York is all that remains of the second Madison Square Garden.

The first American department store, and home to the largest operating musical instrument in the world.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

Yo, Adrian!

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

One of the earliest graveyards in the region.

The former home of Samuel Clemens and family remembers the happiest period of the author's life.

The headquarters of the famous Yale society.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

Three gardens with toilets and urinals filled with bright flowers started as a protest against zoning rules.

A giant roll of mints marks the birthplace of one of America's most famous candy brands.