Scientists have just found the world's largest dinosaur footprint in an area known as "Australia's Jurassic Park".
The researchers always knew the footprints were there, but the scale and range of what they found was beyond their wildest dreams.
Incredibly, they weren't the first to find massive prints. The local Aboriginal people had already woven them into their stories long ago.
Auckland University's Kathy Campbell spoke to Duncan Garner about the discovery.
Watch the video for the full interview.