These beautiful ruins deep in the Pennsylvania woods are thought to have been a ski lodge or a speakeasy, but no one really knows.

A stone arch leads to a cavernous 1930s spring house tucked away in the Pennsylvania woods.

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

Mysterious rocks that ring musically when struck.

Once the most painted on object in the world, this short campus fence is well on its way to being so again.

Once used to screen films for theater owners to rent, this historic building is now a start up hub.

This picturesque stream was up until recently the site of a ten story mountain of slag and sewage.

A giant ball made from pieces of an old Jeep.

This shop filled with oddities and knick-knacks is named for a 19th-century charlatan.

A unique workspace where offices reside on pirate ships and inside gingerbread houses.

This eccentric mansion museum holds a impressive collection of rare and automatic instruments.

Its vintage camera collection gives a snapshot of the past as viewed through a photographic lens.

This secluded walking trail is a hidden gem of a Pittsburgh park.

The world's only bushplane museum captures the spirit of the early planes and pilots and their contributions to northern life in Canada.

Memorializing an American tragedy of massive proportions.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.