Steaming blood-red hot spring from hell.

The world’s first hotel to be run by robots.

This retro underwater observation tower would make the perfect lair for a sea-loving villain.

A railway station takeout shop sells boxed meals in containers shaped like trains and snowmen that hold the country’s abundant regional delicacies.

These wondrously illuminated caverns extend under the mountains of the Fukushima Prefecture.

Approximately 300 million years ago, a massive coral reef existed in what is now the largest limestone cave in Japan.

A mysterious set of tunnels carved in the hills of rural northern Kyushu.

This bridge is so steep it looks like a rollercoaster.

Though tiki culture has gone in and out of fashion, the Tonga Hut has always been flying the flag in Los Angeles.

Tiki luxury on Nob Hill.

The collection of signage remembers the midcentury pushback against the new neon light.

Antiques shop filled with all manner of curious collectibles.

This Art Deco masterpiece has stood in for some of the most famous buildings in comic book history.

This rare example of Vancouver's Victorian past was the home of one of the city's first bookbinders.

This is an amazing but little known tile mosaic mural that used to grace the lobby of an office building in 1958, but now can only be seen from the second floor of a Shoppers Drug Mart.

It reportedly took three years to sort through all the objects in this eclectic lifelong collection.

The fifth tallest statue in the United States is a shirtless monument to the oil worker.

Nature's biggest mammal swims in landlocked Oklahoma.

Outstanding collection of 19th century medical instruments includes a life-size figure cast from as many as 200 cadavers.

Unique tower has outlasted a takeover of the company.

The largest model carrot in the world.

The rodent-shaped sidewalk imprint that earned worldwide media attention.

This small, but beautiful waterfall has attracted visits from artists, composers, and two United States presidents.

A glacier pocked with ice caves and surrounded by rainforests.