There are some truly amazing things that have been found throughout the years on earth, from ancient cities that redefine what we know about history, to objects that remain a huge mystery. Here are 12 of the most incredible things archaeologists have found.
The Upland Moa was a flightless bird that became extinct about 500 years ago, so it came as quit of a shock to researchers when they found such a well preserved claw belonging to one in the caves of Mount Owen in New Zealand dating back 3,000 years.
These manmade caves, carved from siltsotne and found in China, remain a bit of a mystery. They are thought to date back before the Qin Dynasty (in 212 BCE) but, there is no record of them.