This home on a quiet suburban street is completely covered with vibrant mosaics.

Scattered throughout London are ancient remnants of the city's former bounding wall.

This wildly-tiled artist's palace is a living and growing account of the creator's life, loves, and labors.

Remnants of a Victorian garden feature sitting in public woodland.

Hear the quietest sound from across the dome.

A subterranean ice warehouse that has lain hidden beneath central London for over a century is now open to the public.

Hidden beneath the streets of London is a secret subway that only carried mail.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

After mysteriously refusing to surrender at the end of World War II this sunken submarine was only salvaged in a search for Nazi gold.

One of the few surviving street funiculars in the world.

This neolithic stone grave has been altered and restored so often its now more neo than lithic.

A miniature Italianate fantasy village on the coast of Wales and the set of ITC classic "The Prisoner."

A hidden tunnel leads to an abandoned slate quarry that's now a secret swimming spot guarded by cliffs.

The world's smallest movie theater runs on solar power—an attraction in itself.

A 4,500-year-old forest is slowly being revealed from beneath the sands of a Welsh beach.

A 19th-century funicular railway shuttles visitors up this surprising sea cliff to one of the world's largest camera obscuras.

The only remnant of a small mining town is an abandoned railroad tunnel that is steeped in ghostly lore.

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

Illegal drag racing two stories beneath Chicago’s streets.

A shining sculpture made of 3,115 lights, the number of visible stars in the Northern Hemisphere.

A small storefront museum explores the history and myth of West Virginia's famous urban legend.

Its vintage camera collection gives a snapshot of the past as viewed through a photographic lens.