This abandoned five-star hotel is now a five-star urban exploration destination.

35,000 grape hyacinths flow like water down a garden hill.

The world's longest covered bridge is a quaint and incredible wooden tunnel.

This lakeside tower is the third attempt at getting a tourist destination to stick on the spot.

As communication goes completely wireless, this Maine museum remembers all the wires that got us to this point.

An abandoned amusement park hints at the twisted history of the Newfoundland Railway.

Where a rare geological phenomenon created a section of rock that resembles a checkerboard.

The deadliest diving spot in the world is also a stunning geological marvel.

See the lake and replica where a daredevil broke both world land and water speed records in the same year.

After a 2004 tsunami, this stranded boat was left in place.

Paranormal activity on the great lakes.

Eternal resting place of the grave robber and murderer who served as inspiration for many of cinema’s famous madmen.

An off-the-beaten-path place to literally hang beneath Milwaukee's Holton Street Bridge.

These Great Lakes sea caves accessible by boat in the summer turn into temples of ice reachable by foot in the winter.

Architectureal fantasy quarter of Rome.

This old brick building has held everyone from prisoners of war to freedom fighters during its turbulent history.

The largest game reserve in Africa is home to thousands of species but refuses to house humans.

The world's largest neutrino telescope searches for secrets of the universe at the South Pole.

Natural time capsule containing an alien ecosystem.

Clusters of abandoned buildings hint at the facility's 144-year history with psychiatric health.

A Canadian POW for German soldiers during WWII where prisoners hatched an elaborate escape plan.

The wreckage still sits at the exact spot the plane crash-landed in 1945, carrying 1,000 pounds of explosives.

The entire length of the border is marked by a 20-foot-wide slash through the trees.

The world's largest dark sky preserve is a Canadian park established to preserve the country's last wood bison.