A rusted metal giant pays tribute to Birmingham’s industrial past.

These ruins are all that's left of the former Alabama State Capitol.

The terrified face of Henry Wells is etched on this garret window.

148 feet long and in the middle of a verdant forest.

Famous for its bio-luminescent inhabitants, known as "dismalites."

A cemetery for only coon hounds in northwest Alabama.

You'll need cowboy boots to trek to this old-fashioned saloon nestled in a giant natural cave.

Underneath this water pump, Annie Sullivan helped Keller speak her first words.

This imposing Masonic temple a mile from the White House was the first public library in Washington, D.C.

Obscure Freemasons still live in D.C.’s largest private residence.

This grand gothic brewery has been pumping out suds for over a hundred years.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

The final residence of an educator, civil rights leader, and presidential advisor was also the first headquarters of the National Council of Negro Women.

This unacceptably tall building was the real reason for Washington, D.C.'s skyscraper ban.

An underground magnet for ever-changing street art.

These natural hot springs form four-tiered soaking pools with temperatures ranging from 85 to 115 degrees Fahrenheit.

A beautiful footbridge with over 2,000 glass sculptures along the walls and ceiling.

Old 'Nutcracker' sculptures from 'Where the Wild Things Are' author found new life as a seasonal attraction.

A little-visited ghost town state park offers a glimpse into Montana’s "Silver Queen."

The famous 102-year-old circus elephant was struck and killed by lightning.

The two-cell building in Nebraska was briefly owned by a teenage boy and then a Hollywood dummy.

After millennia of erosion by sand and churning water this Brazilian valley now looks like a lunar fantasy.

An improbable sinkhole in the sediments flanking the Beaver Dam Mountains.

This old selenite mine is dotted with tiny crystals that make it shimmer like it's covered in glitter.