The big toe of this towering monument to a Croatian national hero is worn from years of superstitious rubbing.

A World War II evacuation tunnel turned into a history display of Croatian state and people.

Where the lovelorn find a home for their sentimental keepsakes.

A well-worshipped shrine to the Virgin Mary nestled inside the last of Zagreb’s historic gates.

This 135-year-old weather station studied the effects of the climate on human health.

When flour explodes, it's not a pretty sight.

The grandiose interior of this bar speaks to its past as home to famous jewelers and railway offices.

Opulent downtown movie theater now houses cars as an indoor parking garage.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

To truly appreciate Detroit's landmark skyscraper, you have to step inside.

Turnip-shaped island just off the Michigan shore in Lake Huron.

As Ernest Hemingway scribbled notes for stories, he left a lasting impression on this bar: a charred hole where he extinguished his cigars.

Stock up on superb sour cherry preserves made by hand in copper kettles.

The Beaux-Arts aquarium boasts a vast collection of saltwater and freshwater fish on an island in the Detroit River.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

Look up from the busy streets to discover how time is kept!

The fierce beast perches atop a pedestal marking where the historic City of London gates once stood.

The bronze uniforms commemorate the vital role of women during World War II.

Never actually a tree at all, this spot was the site of London's public hangings for nearly 600 years.

A unique tribute to the millions of animals who served and died for the British military.

The largest stone circle in the world has ended up bringing up more questions than it has answered.

The only pub in the world surrounded by an ancient stone circle.

The first archaeological site discovered by aerial photography.

This neolithic stone was once used for ceremonial practices similar to its neighbor Stonehenge.