The Kirkland Monument remembers a selfless Civil War hero who braved the battlefield to give water to his dying enemies.

A staggering collection of photographs depicting medical, social, and historical change.

Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

America's first public mental health facility.

The highest point in Virginia can only be reached by passing through ponies and flowers.

This Virginia railway overpass is said to be haunted by a serial killer in a rabbit costume.

An original apothecary from 1792.

The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

St. Mary's Asylum was isolated and abandoned before being converted into a Bed and Breakfast.

Stonehenge has nothing on Castlerigg’s views.

Local legends say that fairies used to dance in the moonlight here and invite handsome young men into their grottoes.

The sign at the garden gate reads: "These Plants Can Kill."

Legend says this cave housed a 16th-century cannibal and his family of 48.

A 30-acre garden inspired by the principles of modern physics.

A book bound in the skin of an infamous criminal, along with countless other specimens.

Built during the Scottish boom in the oil industry, the village was never inhabited.

A 200-year-old collection of oddities and medical paraphernalia.

One of Scotland's most important modern structures, it just made the '100 Most Endangered Sites' list.

The mystery of this small, brick pond eluded its possibly only investigator until his death.

Overlooking a Scottish loch, this beautifully crumbling castle once inspired a poem by William Wordsworth.

England's "pier at the end of the universe" unites astronomy and contemporary architecture.

This series of Scottish caves has no clear purpose other than baffling historians.

This picturesque view of the Scottish Borders was beloved by Sir Walter Scott.

A church that bred legends, and served as an inspiration for the Da Vinci Code.