The Avenue of Mausolea is a series of grand palatial tombs.

Spanish religion mixed with local architecture has yielded a network of churches unlike any other.

A sliver of 19th-century Germany sits on the shore of a Chilean lake.

Unexplained bald patches in the landscape grow and recede over time, as though they are somehow alive.

Ancient artists in the middle of nowhere.

Bizarre living fossil only grows in a small chunk of the Namib Desert.

Welded sphere dropped from space.

Ten shipwreck-shaped chalets lie along the sand dunes on Namibia’s Skeleton Coast.

Single runway interrupted by a busy road that cuts across its middle.

A magnificent place to see authentic paleolithic cave paintings that are an astounding 33,000 years old.

In one of the smallest countries in the world stands an original Salvador Dalí sculpture.

Stormy conditions send jets of seawater bursting through holes in the cliffs.

Hundreds of stone stairs and a winding medieval bridge connect this haunting Spanish island to the mainland.

A stunning Victorian abbey and walled garden on a lakefront.

Northern Ireland's Brobdingnagian stepping stones.

Over a million items cram the shelves at Africa's largest shop of used and rare books.

This "dead marsh" sits among the largest sand dunes in the world, a forest frozen in time.

A desert that rolls right up to the ocean, where it's so dry animals live off the fog.

Far from the shore, this sandy victim of the Skeleton Coast looks like it was plopped in the middle of the desert.

In Namibia there is an installation that explores the intertwined linguistics and existential beliefs of an imaginary community.

Road signs in Namibia mark the location of one of the five major circles of latitude.

This colorful but controversial ceiling has been likened to a 21st-century Sistine Chapel.

The alpine falls where Sherlock Holmes apparently met his demise can actually be visited.

Large Hadron Collider and the Birthplace of World Wide Web.