Chinese Family Walked on 180M-Year-Old Dinosaur Footprints for 20 Years

• Stepping stones used for 20 years by a family in Wuli, China, were discovered to be 180-190 million-year-old dinosaur footprints.
• The true nature of the stones was revealed in 2017 after photos posted online caught the attention of experts.
• Scientists identified 413 dinosaur footprints on eight stones, dating to the Early Jurassic period.
• Footprints belonged to bipedal theropods (Grallator and Eubrontes) and included rare tail drag marks.
• The stones are now stored in a museum for further scientific research.

Why It Matters: It highlights how invaluable scientific discoveries can be found in unexpected places.