The fading, forgotten remains of a once bright and booming factory.

On market days, a tax collector sat in a small cave at the end of this arched bridge.

This oak sculpture at the edge of a small woodland is nine feet tall and shrouded in mystery.

Made of bronze and wearing a blue gown, this lady sat in the same location in the Yantic Cemetery for more than 119 years.

The ruins of an important pilgrimage destination for worshippers of a Maya fertility goddess.

This black cat was actually designed to ward off bad luck.

A beautiful riverside mansion where the intellectual life of early-20th-century Argentina flourished.

A pocket of serenity in hectic Buenos Aires, complete with a peaceful courtyard and massive library.

A beautiful young girl said to have been buried alive in her coffin…

A gateway to a mysterious network of underground tunnels.

A tower devoted to — and modeled after — the Divine Comedy.

A bright little alley in La Boca is a part of tango history.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

This historic, palatial theater is now one of the world’s most beautiful bookstores.

A carousel trades in its classic horses and calliope for endangered species, native flora and fauna, and a modern soundtrack.

World War II-era Nazi compound nestled in the Santa Monica hills.

The neighborhood shop is a sort of tiny cactus museum full of exotic specimens you can take home.

World's largest collection of serial killer artwork and other macabre exhibits.

This sculpture presents commentary on a life in pursuit of profits.

The site of a classic series of Laurel and Hardy pratfalls.

This “living museum” at UCLA exhibits thousands of plant species from all over the world.

This star-studded Old Hollywood restaurant is where fettuccine Alfredo made its United States debut.

A multimedia experience that chronicles the atrocities of racism.

This brightly made over hotel hides decades of suicide, serial killers, and mysterious deaths.