This cave sheltered some of the first known humans 300,000 years ago
Photos: Ancient finds
The remains inside grave IIIN199, found under Prague Castle in 1928, belong to a man from the 10th century. His identity has been the subject of great debate for years.
Hide Caption
1 of 90
Photos: Ancient finds
Vertebrae fossils of a previously undiscovered type of stegosaurus were found in Morocco. Researchers say they represent the oldest stegosaurus found.
Hide Caption
2 of 90
Photos: Ancient finds
The La Chapelle-aux-Saints Neanderthal skull shows signs of external auditory exostoses, known as "surfer's ear" growths, in the left canal.
Hide Caption
3 of 90
Photos: Ancient finds
The Fincha Habera rock shelter in the Ethiopian Bale Mountains served as a residence for prehistoric hunter-gatherers.
Hide Caption
4 of 90
Photos: Ancient finds
The world's largest parrot, Heracles inexpectatus, lived 19 million years ago in New Zealand. It was over 3 feet tall and weighed more than 15 pounds.
Hide Caption
5 of 90
Photos: Ancient finds
Saber-toothed cats, dire wolves and coyotes had different hunting patterns according to a new study of predator fossils found in the La Brea Tar Pits.
Hide Caption
6 of 90
Photos: Ancient finds
Researchers found 83 tiny glassy spheres inside fossil clams from a Florida quarry. Testing suggests that they are evidence of one or more undocumented meteorite imp