Lake Minnewanka

The Buddhist statues of the Longmen Grottoes are a Chinese heritage—one in urgent need of preservation. To do this, archaeologists use advanced scanning technology to pinpoint the vulnerable areas in need of restoration

How Science Helps Preserve Longmen Grottoes (2:17)

Do you believe in witches? For the good people of Long Compton, it’s part of a longstanding tradition—one that, as recently as 1875, cost a woman named Ann Tennant her life

People Believe in Witchcraft in This Corner of England (3:31)

If you’re looking for the ideal vantage point to the stunning viaducts and landscapes of the Tongariro National Park in New Zealand, you have only have one option: the miraculous North Island Main Trunk Line

This New Zealand Train Line Is a Panoramic Marvel (2:14)

Coral is a slow-grower—only about six inches a year. But with global warming and pollution, damaged coral doesn’t always get the recovery time it needs

Coral Grows at About the Same Rate as Human Hair (1:55)

In the shallow waters of Palau, remarkably well-preserved shipwrecks like the Iro Maru provide an ideal breeding ground for coral to thrive—and a major draw for divers.

These Palau Shipwrecks Are Ideal Underwater Homes For Coral (2:07)

By 1925, a sprawling rail network had sprung into place, and more Americans could now head west to sightsee—and with five new national parks added to the roster of public lands, they had the perfect destination.

How Trains Gave Americans a Path to National Parks (1:33)

Just a few miles from Ben Nevis mountain is the start of one of the most breathtaking train journeys in the world—so spectacular, in fact, that it was adapted by the Harry Potter movies as the Hogwarts Express.

This Magical Train Ride Was Used in a Harry Potter Film (2:05)

Geysers, such as Iceland’s impressive Strokkur Geysir, are often the result of trapped water hitting hot volcanic rock. The resulting vapor creates immense pressure, forcing water out through vents in the surface.

The Hydrothermal Process That Powers Geysers (1:46)

Wales is home to one of the most perfectly-preserved Roman fortifications in all of northern Europe. In Caerwent, near the southern city of Newport, sections of the original first-century Roman wall still remain.

Why Wales Is the Place to See Amazing Roman Forts (1:49)