A former suicide bridge is now accumulating symbols of love instead of a body count.

An abandoned set from the 1980 film "Popeye," claimed and repurposed as a theme park by creative locals.

This statue is dedicated to the animal cosmonauts that perished during space flight experiments.

A small museum contains one of the largest collections of ethnic and traditional headgear in the world.

This enigmatic artifact remained buried in a churchyard for years.

A former Latvian headquarters of the brutal KGB secret police is now open as a grim reminder of their atrocities.

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

Once the world's most modern observatory, this building is now a private school.

Absolutely no saxophones in the library.

This hole formed by a glacier is the largest and best-preserved of its kind in Stockholm.

Internet rumors, often involving Icelandic singer Bjork, have abounded regarding this isolated outcrop of rock.

There are hidden patterns on the subway seats of some Stockholm metro cars.

Not far from the busy city lie these remains of a time when the world was on fire.

This building, previously used as a courthouse, has an unusual geological feature in its basement.

A historic observatory precariously perched at the "Top of Europe."

The world-record holder for the longest bridge stretching continuously over water.

A mysterious echo seems to defy the laws of acoustics.

An acoustic anomaly with a mysterious cause.

In 2010, Nicolas Cage purchased two plots in this cemetery using one to construct this strange pyramid mausoleum.

Two massive and unstable sinkholes are yearning to unite, and their consummation could be catastrophic.

This lonely rock along a gravel road outside of the southern Swedish village of Eksjö reminds us of a dark chapter in Swedish post-war history.

The unique design of this former quarry provides ideal acoustics for concerts.

The location where the iconic movie character declared it was time to go home.

A 16th-century horror show built in a lovely Italian garden.