Two gushing waterfalls of hot spring water within a block of each other.

Crystal hunters can dig for their own stones at this DIY mine in Arkansas’ quartz belt.

Pensacola's UFO home has withstood many hurricanes—just as the experimental 1960s design intended.

This candy shop has been serving up sweets to the Louisville area since the 1850s.

A ceramic-tiled room at the Seelbach Hotel said to have secret tunnels used by Al Capone and a crowd that helped inspire F. Scott Fitzgerald's 'The Great Gatsby.'

While knives are the main feature in this store, visitors will also find dinosaur bones and meteorites.

High in the Sacramento Mountains, a facility dedicated to studying the sun.

This is one really big nut.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

More than 21,000 images fill this overlooked gem of a prehistoric site.

Inspired by Thomas Stothard's painting of the "Journey to Canterbury," albeit with Canterbury natives.

One of England's most famous churches hides a pair of little known architectural treasures.

A wonderfully eccentric Victorian-era museum and library.

An impressive armored bronze effigy marks the tomb of one of the medieval era's greatest warriors.

A naturally mummified 2,000-year-old man.

This intriguing Bronze Age artifact spent centuries hidden within a Welsh faerie hill.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

This lighthouse and shipwreck museum keep a torch burning for the memory of the SS Edmund Fitzgerald.

"The Most Boring Road in the State."

Eclectic collection of rare and beautiful stones in a historic home.

Inky sludge oozes to the surface of this beach thanks to a rare natural tar seep.

Happy harbor seals frolic and snooze on this warm, sandy stretch of coast.

This conservation area is also home to many of the region's desert tortoises.

What was once the second largest steel mill in the US is now a sprawling complex of modern ruins.