This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

This Stockholm light tower can be controlled by anyone with a smartphone.

Sweden's "good old days" painstakingly re-created in a model village.

It houses the remains of a 17th-century version of the Titanic.

Sweden's oldest animated sign is still lighting up the skyline today.

Come for the flowers, stay for the bats!

Cockatoo Island is a Heritage-listed island in the middle of Sydney Harbour.

This controversial museum includes such detested exhibits as a chocolate suicide bomber and fecal-smelling digestion machine.

France's Lilliputian park displays over 100 of the country's monuments for visitor perusal.

This stoic bronze soldier stands as a symbol of Russian sacrifice or Soviet oppression, or maybe both.

A former imperial sea-fortress and Soviet prison.

An empty relic of the Moscow Olympics crumbles away in Estonia's capital.

The oldest church in the Estonian capital is home to over 100 fantastical cemetery coats-of-arms.

This medieval Estonian tower provides access to a series of tunnels that have been home to soldiers, punks, and fine art.

"There's nothing there," and other lies the KGB told us.

The Guardian of Tallinn.

This small group of sand dunes manages to pack in a strange rainbow of colors.

The “Thumb” of Mauritius provides a 360 degree view of the entire country.

If you can look past the nearby sewer pipes, this urban sinkhole grotto is a mini-paradise.

Every equinox this Maya pyramid puts on a spooky ancient light show.

The design of the Palacio Salvo has been described as "a lighthouse on top of a building."

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

105-foot wide giant metallic flower blooms anew every day in the heart of Buenos Aires.