One of the world’s largest living advertisements is made out of pine trees.

This is what trains will look like after the zombie apocalypse.

This meticulously extracted nervous system allegedly came from a 19th-century custodian who donated her body to science.

An Aladdin's cave of old Silicon Valley tech.

Some of the world's largest letters are carved into the limestone bedrock of the Nullarbor Plain.

The darkest building on Earth was built for the snow-white scenery of the 2018 Winter Olympics.

The world’s largest Masonic temple was saved by the White Stripes.

A mummified Spanish monk found in the walls of an Ecuadorian church, alongside a mummified mouse.

A tiny museum in Esperance, Australia, displays a bunch of space debris from NASA’s Skylab.

The wartime boat shelter now doubles as an underground concert hall where musicians play on rafts along the waterway.

Someone left a Boeing 737 in a field in southern Bali.

The elaborate crypt where Peruvian heroes of the War of the Pacific were laid to rest.

A stunning Catholic cathedral built by a curve-loving communist in Brazil’s newly created capital.

A monument to the conquistador became increasingly controversial in the very city that he founded.

The narrowest house in Buenos Aires is less than 10 feet wide.

A simple tribute to the microscopic arachnid that gives its juices and its life to help make a speciality German cheese.

The largest library in Latin America owes its existence to an Old World earthquake and a Napoleonic invasion.

The largest geyser field in the southern hemisphere is a spectacular sight.