Science fiction's grandfather has a fittingly marvelous tomb.

Ancient paintings known as the "Sistine Chapel of Cave Art."

This French ghost town from World War II has been left as a memorial to German atrocities during World War II.

A scandalous Art Nouveau collaboration that set Paris all atwitter at the turn of the century.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

At first glance, little checkered structures on the hillside look like they house the living, not the dead.

Mysterious stone tower featured in many alternative histories of the New World.

The stone sculpture of an Ottoman soldier is an homage to a lost Providence landmark.

An architectural statement of artistic intent smack in the middle of Providence, Rhode Island's Colonial uniformity.

Final resting place of one of the classic authors of horror literature.

America's oldest archaeological site or a muddled case of wishful thinking.

A muscular Art Deco monument represents the struggle between regulators and unbridled markets.

The site of the climactic scene from the classic horror film is now a historic landmark.

Century-old shop, specializing in Occult products.

The famous bell was secreted away and hidden in a church in Allentown during the British occupation of Philadelphia.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

The oldest farmer's market in America is so ancient it was approved by the King of England.

This Philly cemetery is the eternal home of many famous area residents, including Rocky Balboa's wife.

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.

A layered tribute to the work of mosaicist Isaiah Zagar.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.