Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

The official atomic museum of the United States explores the explosive and productive history of a much maligned energy source.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

Dr Barnes' $25 billion private collection of art and arboretum.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

In a city crazy for seashells this museum educates and amazes visitors using the wonder of cast-off exoskeletons.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

Abraham Lincoln's likeness rests at the top of this giant totem pole.

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

One of the largest carillons in the world, this giant instrument has 67 cast-iron bells played by a keyboard.

This awkward aquarium sculpture is one of the strangest statues in Chicago.

One-time winter retreats of prolific inventor Thomas Edison and his friend Henry Ford.

The Magic House provides a beautiful and creative environment for curious youngsters to get their knowledge on.

What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

Less a museum than a bizarre fantasy world created by artists and engineers.

A series of abstract, silly sculptures represent the works of a great modern classical composer.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

19th century pendulum and a clock restored by a rogue group of guerilla artists.

This religious museum resides in a church crypt next to the founder's house.

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.