Places meltingknight Wants to Go

This double-arched masonry highway bridge is the only structure of its kind in Minnesota.

Curious onlookers have suspected this strange structure is a secret government base.

It's easy to see why this eclectic architectural wonder has been dubbed the "Spaceship House."

This opulent Pueblo Deco movie palace melds Art Deco and Native American motifs.

This ancient Egyptian obelisk still bears the wounds of World War I.

Each spring, a dreamlike carpet of bluebells overtakes the forest floor.

A fascinating and enormous collection of natural history exhibits stained by a dark colonial legacy.

Tintin's creator is celebrated in an immersive museum that's an astounding work of modern art.

This abandoned church in central Lyon is missing its front stairs.

Sleep beneath the big screen at this old-school movie theater.

Sited in an Inner Mongolian desert are the remnants of an important trade stop along the Silk Road.

Site where Moses may have received the Ten Commandments.

More than 100 monumental tombs carved into rock are preserved at this ancient Nabataean site in the Arabian Desert.

Within the Saudi Arabian desert lies a 2,000-year-old ghost town made of stone and mud.

This Russian religious complex is a Frankenstein's chapel that includes influence from almost all the major faiths.

In the depths of Glasgow Cathedral's crypt, one pillar stands out from all others.

A humble ancient well where Scottish knight, Sir William Wallace, took his final drink.

Water-themed sculptures guard this unusually square structure.

A medieval cave used to shelter local hermits now holds nearly 200 old Quaker gravestones.

This large cave is a summer home to thousands of bats and has a rich history dating back to prehistoric times.

This stone incorrectly marks the 35th parallel, causing some territorial kerfuffles.

This scenic overlook commemorates the tragic death of a soon-to-be-married lumberjack.

Nestled atop a wind-swept crag in the Scottish Highlands is a lonely memorial to a beloved hiker.

From here, the loch appears to take the shape of mainland Scotland.