This grisly burial pit uncovered in southern Mongolia holds the remains of roughly two dozen warriors who were violently executed during the Han-Xiongnu Wars in the second century B.C.E.

It's estimated to date from the late 12th century or early 13th century, and it likely belonged to the bishop Hugh of Northwold.

Researchers digging inside Farley Wood in Derbyshire have uncovered the remains of a ceremonial stone circle measuring 80 feet across and dating back 3,700 years.

Serial killer Jeffrey Dahmer murdered 17 victims in and around Milwaukee, Wisconsin between 1978 and 1991, then collected and cannibalized their remains.

Archaeologists at the Langmannersdorf an der Perschling site in Lower Austria found bones belonging to five mammoths as well as evidence of how prehistoric people processed their remains.

The Roman aqueduct was forgotten for centuries despite being just two-and-a-half feet beneath the ground.

The study theorizes that Fiji's iguanas made their way across 5,000 miles of ocean from North America atop "rafts" made from vegetation or uprooted trees.

The tunnels beneath Salisbury Station in Wiltshire, England, were closed off decades ago and forgotten until recent renovation work led to their rediscovery.

New research into Greco-Roman sculpting has revealed the true extent to which "admiring a statue in the ancient world was not just a visual experience, but also an olfactory one."

On August 30, 1892, shipping magnate Peter G. Minch set out with his family and 22 crewmen aboard his ship, the SS Western Reserve, for a pleasure cruise through Lake Superior — but a storm sank the vessel, leaving all but one of them dead.

A stone slab that's been sitting in a high school for more than 20 years contains the "one of the highest concentrations of dinosaur footprints" ever found in Australia.