This imposing Masonic temple a mile from the White House was the first public library in Washington, D.C.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

The bridges portrayed on EU currency aren't fictional anymore.

The final resting place of George Washington's Grandma.

Local legends say that fairies used to dance in the moonlight here and invite handsome young men into their grottoes.

This crescent-shaped sliver of sand is a magical haven for a herd of feral horses.

A record-size collection of wild-haired troll dolls tells the story of the mythical creature's roots in Scandinavian folklore.

At 929 pounds and 26 feet tall, this stainless steel fork can only be used by the likes of King Kong.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

An alternate history park where the Union Army loses the war... to dinosaurs.

These mechanical goats first battled it out in the year 1551, all because of an overcooked deer.

The gilded, masterful astronomical clock will calculate time, dates, and planetary positions for thousands of years to come.

Six beautiful wooden giants are hidden around Copenhagen.

A hidden barn-sized rendition of Grant Wood's most famous, and most parodied, painting.

This collection of Japanese luck idols beckons visitors with over 2,000 waving paws.

When you visit his grave, be sure to rub the Great Emancipator's nose for good luck.

One of the world's oldest trees comes with a Welsh legend intertwining it with a spirit prophesying death.

A whimsical sensor instrument for Minneapolitans to play on their walks to work.

"Congress may voluntarily remain in session throughout the summer, in order that our Congressmen may be protected from the intolerable discomforts and dangers of the ordinary outdoor weather!”

Beside some power panels, a plaque celebrates the history of an alternate world.

Scattered around Atlanta are little doors with big charm.

3/4-scale model of the White House in Atlanta, Georgia.

Beneath the surface, something slithers. And if you find it, prepare to be slimed and glowing.

Civil War soldiers, captains of industry, and paupers all interred on historic grounds.