A magnificent, glittering building tucked into a tiny Bulgarian mountain town.

A vast Communist-era exhibition space in the Bulgarian capital.

A flamboyant five-story building in Bulgaria resembles a crawling snail.

This historic black and white monastery is one of Bulgaria's architectural jewels.

These abundant, over-the-top monuments are so widely scattered that they define the entire compact capital cityscape, often leading to jokes about whether there are more statues than residents.

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

The rusting remnants of a flying boat lie scattered near the site of its fatal crash.

A symbol of hope, survival, and national character, especially after it rose phoenix like from the flames.

Plenty of old carney magic still haunts this photogenic amusement park.

These charming mailboxes became social media stars after a typhoon failed to topple them.

A memorial to the thousands of political dissidents imprisoned during the 40-year period of martial law in Taiwan.

High rises built to house displaced military personnel and their families form a unique cylindrical shape.

No children ride down this antique concrete slide.

This collection of lakeside pagodas and temples are flanked by giant lions, tigers, and dragons as well as their welcoming maws.

The whimsical steel spider lurking in the shadows of this suspension bridge shows that engineers can have a sense of humor.

One of the last remnants of the Bessemer process that revolutionized steel production during the industrial age.

This commercial and retail center was crafted from walled military barracks.

As part of a larger public art project, three pillars honor the past of Wincobank.

In the ancient Woolley Woods, an art project promises access to new worlds.

The crypts are so large they're basically their own underground church.

A bright little alley in La Boca is a part of tango history.

These small sculptures pay homage to the lovable star of an iconic Argentine comic strip.

Museum housed in underground tunnels that date back to Buenos Aires's earliest settlements.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.