A lonely beacon, precariously perched atop a remote sliver of rock.

Three columns of volcanic rock shoot out of the ocean.

This tiny museum's sizable collection is jammed into a former underground public toilet.

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

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

This elegant arc of a waterfall marks a religious turning point.

The most powerful waterfall in all of Europe.

An encyclopedic collection of mammal penises.

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

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

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

Medicinal spa created from the mineral-rich runoff of a geothermal power plant

This Ukraine alleyway has become its own little island of forgotten things.

This 1000 year old relic-filled cave monastery and UNESCO World Heritage Site also hosts an amazing micro-miniature museum.

The most metal church of all time was built in record time because of an international, pious pissing contest.

A gorgeous, Gaudí-esque stairway constructed in the city of Istanbul by a prominent Jewish family.

A meow-velous tribute to a beloved street cat, made famous on the internet.

At this rare mosque in Tbilisi, Sunni and Shia Muslims pray side by side.

Underground monastery and fortress.

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.

A military fort has guarded the surrounding area from this key position since the 13th century.

A tiny chapel and burial site lurk underground in Jajce.

The sad remains of a monument to martial arts legend and movie star Bruce Lee—in the middle of Balkans.

This picturesque monastery at the base of a cliff is a peaceful oasis open to all visitors.