A monument celebrating the idea of reaching inaccessible places.

Built to give thanks for the passing of a plague epidemic, this cathedral is a one-of-a-kind architectural hybrid.

One of the best collections of wax anatomical models in the world.

A Turkish ghost town abandoned in a population exchange with Greece.

An unusual stroll through gentlemen's erotica demonstrates that pornography is timeless.

This cemetery features modernist statues as strange as its name.

Amazing collection of folly buildings in Cobham, Surrey.

Regency-era excess on the English Coast.

Grotto replete with mystical designs laid out in glued shell mosaics.

Man-made cave with enigmatic carvings, some say made by the Knights Templar themselves.

In Twickenham sits a small whitewashed castle that inspired Mary Shelley's 'Frankenstein.'

This beautiful Victorian ironwork masterpiece was built to keep London from smelling like poop.

A house of bones — but nobody is quite sure to whom they belong.

Fascinating town where normal life interfaces with the occult.

An small and easily overlooked archaeology museum chock full of Egyptian artifacts.

A historic arboretum and non-conformist, non-denominational park cemetery.

Shakespeare, David Bowie, Dr. Who, the Saxons, Druids and Romans are all claimed to have all made their mark on these massive man made tunnels.

Museum about life, death, and cannibalism in the Stone Age.

A Victorian natural history and ethnographic museum with wonderful turn-of-the-century, science-book-esque evolution displays.

A cluttered and astounding collection of antiquities and curiosities.

Eighty million natural history specimens call this gargantuan museum home.

The anatomical-pathological collection of a man who changed surgery.

Catacombs turned marketplace.

Remnants of a Victorian garden feature sitting in public woodland.