A tribute to the furry local heroes who helped get residents through many tough times.

This beautiful Miami garden was designed as a laboratory for tropical plants.

Florida castle built with aluminum printing plates.

A peaceful, unique botanical garden complete with waterfalls, mini islands, and swans.

The only Florida state park with publicly accessible caves.

While it is not equipped to peer into outer space this observatory looks like it was built on the moon.

Despite a legend that says this highest peak in Oregon was climbed in high heels scores of people have died on its slopes.

The lush coastal city of Astoria is riddled with forgotten secret sidewalks.

This lake in the Cascades lives up to its name, disappearing down a hole every spring.

Private collection of art inspired by cabinets of curiosity.

The seamy, underground secrets of Portland's criminal past.

On the Oregon coast there is a natural hole that seems to be draining the sea.

Walk a trail through a historic Quaker town that outlawed slavery in 1777 and was a major waypoint on the Underground Railroad.

The remnants of a wooden-hulled fleet built and abandoned in WWI, now home to a thriving ecosystem.

This abandoned Victorian-style house was built in 1884.

This methodist cemetery is slowly receding into the wilderness along a Maryland highway.

This mighty white oak in Bethesda survived both the American Revolution and the construction of Washington D.C.'s metro red line.

The final resting place of an iconic drag performer is decorated with pearls and hot-pink lipstick.

A state park that once served as an important river crossing, and now offers protected lands for endangered plants and animals.

Unannounced visitors are now welcome at the site of the largest Prohibition-era bootlegging operation in the region.

The hidden ruins of a mill that is linked to an attempt to assassinate the vice president of the United States.

This four-story steel sphere in Maryland was used to test biological weapons.

She stares out across six lanes of traffic, clutching a musket and infant with determination.

Proto-CIA agents trained with grenades in the sand traps and fired machine guns from the fairways.