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

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

This fairytale-like structure is the last turf church ever constructed in Iceland.

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

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.

Cairns built to bring travelers good luck stretch across the land like miniature stone mountains.

Three columns of volcanic rock shoot out of the ocean.

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

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

An open-air museum in a mountain valley features works designed to blend in with—and disintegrate back into—their natural surroundings.

A twisted steel beam from the wreckage of the World Trade Center is the centerpiece of this memorial for those who died on September 11, 2001.

Launched by Napoleon's soldiers more than 200 years ago, a cannonball remains embedded in the tower wall.

This beautiful 150-year-old synagogue survived Italy's fascist period and the Second World War.

One of the earliest depictions of an Arthurian scene that is shrouded in mystery.

This ultra-modern burial building would have stacked the dead like a giant filing cabinet.

Known as the leaning temple, the sacred structure has somehow developed a severe nine-degree slant.

A bulky, ancient stupa marks the site of Siddhartha Gautama's seminal Buddhist teaching.

Turtles swim in a pond surrounding a classical temple in this lush park in Vicenza.

A gorgeous example of 13th-century Gothic architecture.

This medieval castle was reconstructed by Carlo Scarpa.

Europe’s oldest natural human mummy.

Inspired by the more famous Scrovegni Chapel, Cappella di San Giovanni contains several amazing frescoes.

These elaborate gothic monuments honor Verona's medieval lords.

Not far from the more famous House of Juliet, visitors will find the supposed residence of her lover.