One of Catholicism's four major basilicas has a series of papal portraits that are said to predict the end of the world.

The yawning maw of this pagan visage is said to bite off the hands of liars.

Museum dedicated to literary greats of the Romantic Period is also the home in which Keats met his untimely end.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

The Habsburgs' royal collections of art and wonders.

The crypt of the imposing Stephensdom holds royal intestines and thousands of skeletons.

Be(w)ar(e) the moat around this historic Czech castle.

Steadily reminding Czechia of its past.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

Looming communist pillar with a Czech twist.

London's smallest police station is barely the size of a phone booth.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

A collection of colorful dinosaurs hidden in an actual rainforest.

Only known mainland rookery of the threatened Stellar sea lion.

This strange hill on Old Fort Road where gravity works in reverse has been fascinating locals for years.

A massive sea stack famous for its appearance in The Goonies.

Two mermen, eternally spitting into each other's mouths.

On a former island, this old fortification once used to protect the Boston Area and started Edgar Allan Poe in his military career.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

The site of Paul Revere's historic two lantern warning.

The oldest surviving wood-frame building in North America is still in the family.

Natural catch-basin rocks covered in thousands of drawings spanning many millennia.

This replica of the Greek structure is in the heart of Nashville.