A Memphis park where you can walk the whole Mississippi River in one go.

One of the now-less-hidden floral gems of the "Emerald Necklace."

A museum within a museum, devoted to history's most questionable medical devices.

A gleaming white tower in ornate Indian style soars above the low-slung bungalows of north Tampa.

Enjoy a slice while browsing the world's largest collection of pizza memorabilia.

A Texas cave network is home to some of the world's most spectacular-looking and bizarrely named mineral formations.

Friction between grains of sand cause a curious "singing" sound.

This little-known collection holds everything from "Dracula" notes, to the manuscript of "Ulysses," to the forged works of Shakespeare.

This traditional garden in the San Fernando Valley doubled for Star Fleet Academy, and is irrigated entirely by wastewater.

This star-studded Old Hollywood restaurant is where fettuccine Alfredo made its United States debut.

The oldest burial ground in the city, final resting place of city founders, Ohlone natives and murderers alike.

A beautiful final resting place for some of the noteworthy deceased.

Mutant vegetables, transgenic mosquitos, and atomic rodents span the walls of this one-of-a-kind museum.

A cabin completely covered in coffee mugs, where visitors are welcome to leave one of their own—if they can find an empty nail.

The flower-shaped temple in Virginia aims to transcend the boundaries of the world’s religions.

A wunderkammer hidden on the top floor of the Hartford statehouse.

Giant origami sculptures tucked into desert scenery beckon passers-by to explore further.

This 19th-century church is now a popular roller rink.

The remains of a ruined mansion memorialize the 1906 earthquake.

Lady Liberty's first beacon of enlightenment is now displayed in a museum near the statue.

Chicago's museum dedicated to the history of bondage and fetishism is more textbook than titillation.

If New Orleans is the birthplace of the "cocktail," why does their own museum of cocktail memorabilia beg to differ?

The largest permanent Monopoly board makes one of the longest games even bigger.

DIY collection of eclectic holdings.