The floor of this spectacular Baroque sanctuary is covered in memento mori.

A public work of art that also provides some relief from the summer heat.

A futuristic, brutalist masterpiece that is also strangely prison-like.

A 11-foot former president stands on a Kosovo street that also bears his name.

"Holy Wisdom" overlooks the city that became its namesake.

Mysterious standing stone formations looks like a petrified forest.

This small museum once served as a royal hunting pavilion for King Otto Friedrich Ludwig.

The site where hundreds of Greeks were tortured by the Nazi secret police is now a cosmetics store.

A musical instrument played by the sea.

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

When a supermarket opened up shop within a medieval building it became protected by UNESCO on a technicality.

Iceland's tribute to its thankless civil servants.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

This beautiful, historic church looks like something out of a simpler past.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

Inside this Icelandic greenhouse, geothermal energy keeps tomatoes warm and growing.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

Twisted girders are all that remain of an Icelandic bridge that was wiped out by a combination of volcanic heat and glacial floods.

Iceland's largest lagoon is home to stunning multi-colored icebergs.

This ancient Roman bridge and aqueduct still stands as a wonder of classical construction.

Massive galleon from a box-office bomb docked in Genoa.

This cathedral hides a sculpted dog that determines your fate and an unexploded shell from World War II.

It took more than 300 years to build this church, which is home to two sacred vessels believed to hold the blood of Christ.