An unusual round church in London with a Templar past.

An abandoned facility that has become a place of ritualistic satanic worship, or so rumor has it.

The longest hedge maze in the world.

The oldest hotel in the world has been operated by the same family for over 1,300 years, even catering to samurai.

The beautiful baroque library of the Hapsburg empire.

Panorama exhibition hall in old silent theater with a beautiful backyard garden.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

One person's lost luggage is another person's treasure.

Hidden in the hills of Hollywood, this secluded Oz-themed garden is dotted with dozens of thrones.

A prohibition-style speakeasy takes up residence in the last Victorian residence in Hollywood.

The most visited, and possibly most controversial, museum in Germany.

Become a prohibition rebel.

Olfactory delights in San Francisco's Botanical Gardens.

The longest continuous lava tube in the continental U.S. offers 2.5 miles of dark explorations for the adventurous.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

The world's only international cryptozoology museum is host to an unrivaled collection of mysterious objects.

Each year these high desert hills are absolutely covered with poppy flowers in a surreal show of nature.

A museum dedicated to the history and exploration of both popular music and science fiction.

Stunning wetlands ablaze with pink lotus flowers.

Started as a kitchen garden, now the second largest botanical garden in the world.

Mother Nature outdoes herself with this stunningly beautiful set of caves carved into marble.

A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.

A heavenly experience, right here on Terra Firma.