Storms, funding, and in-fighting have kept this Bermuda church from ever being completed.

Where a rare geological phenomenon created a section of rock that resembles a checkerboard.

The world's smallest drawbridge.

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

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.

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

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

The highest peak in mainland Spain is said to be the final resting place of a Muslim king.

An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.

Numerous impressive carvings are embedded in the trees lining this street in Marrakech.

The final resting place of the great navigator, or maybe his brother.

The world's largest wooden structure.