This sandstone gorge in New York State's Adirondack Mountains is home to waterfalls, flumes, and more.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

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

A standing relief of a Norman knight whose posture marks him as a Crusader.

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

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

Ship-sized kinetic sculptural fantasy.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

A Buddhist temple to honor insects that died for science.

A little sculpture with a large wardrobe.

Climb inside an iron crystal magnified 165 billion times its normal size.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

Even Henry David Thoreau found this glacial pothole irresistible.

The oldest surviving wood-frame building in North America is still in the family.

On a small Puerto Rican island, banks of secret naval bunkers lie abandoned and filled with piles of office equipment.

This Buddhist temple is home to the graves of the Japanese national legends, the 47 Ronin.

Iceland's "Smoky Valley" is a beautiful river that is shrouded in a constant cover of steam clouds.

Tragedy on Little Brewster Island memorialized.

One of many gator theme parks, abandoned in the sugar fields of South Florida.

The bears may be gone, but their old cages can still be found.

These ancient sacred grounds granted amnesty to those who managed to reach them.

Statue commemorating the use of ether in anesthesia.

The Boston square dedicated to the dark poet who was born nearby.