Places bertshetler Wants to Go

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

In the middle of a remote desert town is a surprisingly opulent hotel.

A nearly 25-foot concrete sculpture of Sylvette, Picasso's muse.

This massive concrete sculpture is said to be the heaviest communist monument on Earth.

This ancient theater, restored in the 20th century, lives on as a venue for dramatic and musical performances.

A mountain pass in Bulgaria's Balkan Mountains was the site of four historic battles.

Rock carving created 1,300 years ago 75 feet off the ground.

The ceiling of Prohodna Cave in northern Bulgaria affords a peek at the sky via two deity-sized-eye-shaped holes.

Part of the medieval watchtower is displayed in an otherwise ordinary parking garage.

Among the oldest structures in Madrid, these Moorish walls once guarded the medieval city of Mayrit.

A whimsical brother of the nearby Fallen Angel statue takes the falling part quite literally.

The only urban monument in the world designed by the great surrealist painter Salvador Dalí.

Commonly acknowledged as the only public monument to the Devil himself.

This amazing abuela became a diehard metal fan late in life and an icon of Madrid's '80s rock scene.

This embalmed man is one of the best preserved mummies from the Canary Islands.

Abandoned for decades, trains still pass through the now-restored remains of one of Madrid's first metro stations.

This lucky bronze frog was gifted to Madrid by a casino.

The earliest known map to show America, discovered by accident at a Paris bookshop.

This funky former tobacco factory is one of the most striking examples of Madrid's cultural diversity.

The little church's beautifully frescoed ceiling has earned it the nickname “the Sistine Chapel of Madrid.”

This small museum tucked within a subway station holds pieces from Madrid's past.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

Windswept and remote, this island was once the home of a rare mammoth and today is home to a rare tree.

California's oldest wind harp represents a historic piece of America's Danish history.