Though many were skeptical at first, these animal-specific routes across the Trans-Canada Highway have been a major conservation success.

Few other hotels can rival the grandeur of the Castle in the Rockies.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

Home to New Mexico's longest bar, this watering hole also has a mining museum and a haunted history.

Yale University's home for rare works, including the mysterious Voynich Manuscript.

When the Austin Dam failed it destroyed much of Austin...and then it failed again.

Once decrepit and slated for demolition, now one of the longest pedestrian bridges in the world.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

It may look like no more than a full-scale model, but every part of this full Space Shuttle stack had a working role in aviation history.

An Alabama courtroom where two famous American authors played as children became the setting for a Pulitzer Prize-winning novel.

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.

A humid oasis combines recreation with exploration in a unique underwater cavern.

A local landmark with generations of spraypainted messages, and more being added each day.

This now-deactivated naval base defended the Florida coast for centuries.

A former hospital is now home to a pizza parlor and maybe a few ghosts.

The footprint of a frustrated devil in Munich's Cathedral.

Golden cobblestones remember a time when this small alley was used to avoid having to give a Nazi salute.