These pretty kitties killed and ate as many as 135 railway workers.

This $3 million model train takes you through Chicago, Seattle, and the thousands of miles in between.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

This modest post office sits on the site of H.H. Holmes' famous murder castle.

First planned industrial community in the United States.

A small abandoned and abused cemetery that has become a magnet for ghost hunters.

One of the few surviving "Wigwam"-themed motels.

Prehistoric animals decorate this popular outdoor park.

The world's longest known cave system.

The only rotating bar in New Orleans has been slowly spinning since 1949.

The second oldest continuously operating bar in Louisiana.

A small park on Bourbon Street features life-size bronze statues of New Orleans musicians.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

This one has sailed five times as far as Sir Francis Drake's famous ship.

The site of London’s first coffee house has been serving refreshments of one kind or another for 360 years.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

A mysterious pair of mice eating a piece of cheese is London's smallest public sculpture.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the first ‘Harry Potter’ film.

Scattered throughout London are ancient remnants of the city's former bounding wall.

The barrel-made lookout from Shackleton's final ship is tucked away in the crypt of one of London's oldest churches.

A hidden treasure in London with a rich medieval history, and the resting place of many luminaries.

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.

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