This small monument to the great inventor contains a time capsule and a Wi-Fi hotspot.

The Internet Age began with a transmission from this biker bar.

This odd California folly seems like it was almost designed to accumulate urban legends.

The first high-tech company in the valley that actually worked with silicon devices.

A lonely monument to the original Silicon Valley tech campus.

A mysterious monument covered in a binary code marks the heart of tech.

One of the few standing Roman lighthouses and a labyrinth of tunnels are a couple of the secrets at this historic castle.

A defensive structure built during the Hundred Years War has remained useful in one way or another for nearly 700 years.

This skewed English house has looked like it's going to fall over for centuries.

An impressive armored bronze effigy marks the tomb of one of the medieval era's greatest warriors.

The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

The oldest house in the capital of Silicon Valley.

It is locally loved and ridiculed for literally looking like poop.

The largest permanent Monopoly board makes one of the longest games even bigger.

A strange house built only at night, with rumored mystic inspiration.

A pair of pure white felines guard the entrance to a spot of California real estate established as an artist's haven.

The rest of him lived another 61 years and was buried elsewhere.