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

A subterranean house of worship carved right out of the bedrock.

This famous city eluded concrete detection until the early 2000's.

Haven for Cape Fur Seals, until the Ring of Death of jumping Great White Sharks arrives.

A failed piece of Orientalism has become the proud symbol of a community.

The mortal remains of an estimated 70,000 people lie in the basement of a monastery in Lima, Peru.

In which a local geological marvel becomes a quaint roadside attraction.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

A field of nothing but boulders which resembles a giant's gravel driveway.

Home to items never before seen by the public.

A former major munitions plant that has been converted into a sprawling art space.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

The alleged house of the Virgin Mary is tucked away in a park and nature preserve on Mt. Koressos in Turkey and is holy to both Catholics and Muslims alike.

Gladiators battle and chariots race daily in the ruins of a once-great Roman city.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

The former home of Samuel Clemens and family remembers the happiest period of the author's life.

This trio of Australian rock spires may have inspired aboriginal legend or just modern tourism.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

The stones of this Incan wall complex fit together so well you couldn't fit a piece of paper between some of them.

The oldest Roman lighthouse still in use.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.