The hidden offices underneath Memorial Bridge have been locked up since 1976.

A haunting tribute to pioneering photographer Clover Adams.

When it opened during the final years of the embargo, all the drinks and cigars were free.

A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.

Franciscan monks created a facsimile of the Holy Land for North Americans who couldn’t afford the trip overseas.

This airfield is home to a number of retired vintage planes in various states of disrepair.

This 5-by-6-foot wooden hut is the smallest historic post office in the U.S.

Beautiful Gothic-inspired lighthouse stands out among the run-of-the-mill striped fare on Bodies Island.

Ruins of an American Civil War iron forge still survive today.

This vast kitty-themed collection illustrates the history of human-cat interaction.

A retired tobacco farmer's pet project turned into a sturdy miniature city.

Gnarled canopies of pink and purple wildflowers arch over the trail to the summit.

Inside this small brick bungalow is a collection of toys intended for the afterlife.

Mysterious 500-year-old tapestries depict a unicorn hunt.

In this case, 'zero' marks the spot where the iconic Old Spanish Trail ends.

Former villa and estate of James Deering developed to preserve native tropical forests.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

Home to a giant switchblade and one of the world's largest collections of pocket knives, this museum is a cut above the rest.