The busy transport hub is home to the tallest airport slide in the world.

This Singaporean food-court stall was home to the world's cheapest Michelin-starred meal.

The first Catholic church in Singapore is a Neo-Gothic colossus with a rich architectural history.

An unusual round church in London with a Templar past.

An alien church provides much needed silence in the midst of a Finland shopping center.

Myanmar's beautiful cemetery for Allied soldiers who perished during World War II.

During the rainy season, this temple is almost entirely submerged, accessible only by boat.

One-of-a-kind museum inside the first Boeing 747-400 ever made.

This unique temple complex remains off the typical tourist trail.

The crumbling structure is a rare surviving relic of the area's bygone mining industry.

These concrete domes were installed on an Icelandic bluff to honor a very specific musical tradion.

This black church sits alone among a field of lava rock.

This fairytale-like structure is the last turf church ever constructed in Iceland.

The oldest church in Iceland is one of the few to feature ornate decoration.

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

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

Small monoliths of several varieties of stone sit alongside a wooded path in the Bronx.

Along the Palisades skyline are the ruins of a large mansion built in 1911 and demolished in the 1930s.

This plot of old-growth forest is the largest surviving remnant of New York City's original woodland.

A whimsical monument deep in this park commemorates the groups that helped build it.

An isolated beacon with a history of grisly murder and a view of some of literature's greatest inspirations.

The abandoned grounds and derelict greenhouses of this once-magnificent Edwardian estate are now a nature preserve open for exploration.

On the top floor of an upscale department store stands a lavish restaurant housed in a replica of a luxury French dining car.

Reverend Jen's unique museum/living room showcases her troll collection.