The Jesus tree of Malta bears a striking resemblance to Christ on the cross.

This prison on the Maltese island of Gozo is almost 500 years old, and they have the graffiti to prove it.

The floor of this spectacular Baroque sanctuary is covered in memento mori.

A hidden tunnel of bones in one of Malta's oldest churches.

This subterranean necropolis holds three floors of antler-dug grave caves.

Stone Age solar temple is aligned with the sun on each equinox and solstice.

Burial grounds for more than 1,000 bodies deep under the modern town of Rabat.

Climb to the top of this windmill for a scenic panorama and up-close look at wind energy production.

A 19th-century British industrialist built this Louis XIII–inspired chateau for his homesick French wife.

Derelict chemical plant on the North Sea is a beautiful industrial ruin.

The Isle of Wight’s “Island Line” serviced by former London Underground trains from the 1930s.

An abandoned World War II tank left to rust in the downland.

An abandoned 18th century manse looks like something out of an Indiana Jones movie.

The mouldering remains of a disgraced British children's icon are hidden in the brush of a public park.

A quartet of rusting satellite goliaths are all that remain of a communication network that protected Britain from German and Russian air strikes.

A genuine Little Shop of Horrors.

A traditional American farmhouse plopped in the middle of a Piccadilly courtyard.

This hospital once pioneered the use of electroencephalograms, but fell into maltreatment, abuse, and eventual abandonment.

Three stone bridges straddling the River Gowy form part of the medieval road from London to Holyhead—despite a common nickname, they're not Roman.

A renovated henge and stone circle just south of Stanton Harcourt village.

Eliza and Mary Chulkhurst were the first famous conjoined twins in England, but it's not clear when they were born.

A statue paying homage to a world-record-setting aviator who disappeared under mysterious circumstances.

A medieval quay that was the Mayflower's final port of call before sailing for America.

On a remote footpath and surrounded by beautiful Sussex countryside sits Sussex’s smallest cemetery.