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

The taxidermied remains of Charles Dickens' pet raven, which helped inspire one of Edgar Allan Poe's most famous poems.

Huge masonic hall in Philadelphia with lavishly themed rooms.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

Ancient barriers wrap around what was once an important stop along the Silk Road.

In Kazakhstan, a colorful cathedral with many lives once survived the most powerful earthquake in the region.

This Soviet statue is based on a piece of propaganda that's been elevated to national myth.

This sprawling market is a one-stop shop for traditional Kazakh foods, from mare’s milk to sheep’s head.

This Soviet-era athletic and recreation facility is the highest ice skating rink in the world.

Instruments, apparatus, and rare books all relating to chemistry and its related sciences.

A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

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

The park preserves a single, rare species of carnivorous plant that spells doom for unsuspecting insects.

A brief journey through early 19th-century pioneer life across Linn County.

The crumbling remnants of this 19th-century quarantine hospital hint at the touristy island's darker past.

For 60 years, the academy had no permanent location until members voted Washington D.C. as its forever home.

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

Where an 11th-century flying monk crash landed after attempting to take to the skies.

This lush forest valley was once mined for lumber to the extent that it was once nicknamed "The Pennsylvania Desert."

This famed Silk Road oasis was one of the largest cities in the world before it was destroyed by a Mongol horde.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

An idyllic swimming pool tells the tale of Hemingway's trouble with women.