Arthur "Jack" Schubarth illegally trafficked genetic material from a Marco Polo argali sheep to breed a giant hybrid species.

In 2007, Doncaster teen Andrew Gosden skipped school and bought a one-way train ticket to London — then vanished without a trace.

A labyrinthine network of tunnels and chambers that’s sat hundreds of feet below the Earth's surface for centuries, Turkey's underground city of Derinkuyu once housed 20,000 people.

Discovered in the city of Xinzhou, this Ming Dynasty tomb was filled with various offerings and artifacts.

Excavations near Tewkesbury Abbey revealed the site of a Medieval farmstead — and the surprising remains of a moat that once surrounded it.

Construction worker Greg Crawley was operating a mechanical digger when he came upon a large stone — one that turned out to be the head of an ancient Roman statue.

Ongoing archaeological excavations in Kalmar, Sweden have revealed a wealth of objects, including a stunning gold ring that was likely lost 500 years ago.

The lower half of this Ramses II statue was discovered by German archaeologists in 1930.

The 390-million-year-old fossilized forest represents a period when marine life on Earth was diversifying and the first four-legged amphibians made their way onto land.

Don Gorske is the "ultimate Big Mac fan" and has eaten more than 34,000 of the McDonald's burgers since 1972.