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

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

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.

Catacombs turned marketplace.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

Nope, not Washington Irving's house.

The highest point on the island known for buildings that touch the sky.

There must be a pun in this haystack somewhere...

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

Haven for steampunks.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

Avoid gangster interaction while window-shopping.

An artist's cute bronze subway sculptures belie his violent artistic past.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

Peek through the gates at this oasis from the city, full of Old English charm.

A little lighthouse in New York City, surrounded by mysterious stories of insanity-driven construction.

A sculptural commentary on capitalism pokes up from the East River.

One of only two commuter aerial tramways in the United States.

Tucked in the back of this amazing antique store is an important piece of medical history.

Hidden beneath the famous St. Peter's Basilica is a veritable city of the dead that may hold the remains of St. Peter himself.

Two mammoth statues inspired by equally tall tales lure tourists to this roadside attraction.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.