With each step, you slide 400,000 years back in time. Where are you? Behind a hardware store in New Jersey — which also happens to be a massive prehistoric graveyard. The only thing that can save it from turning into an apartment complex is geologist Ken Lacovara, a Leslie Knope-type local government official, and a community effort unlike any attempted before. Hear how this town of 15,000 tapped into a 66 million year old murder mystery, and learn why solving it is so important to our own future on earth. We're doing a survey! If you have a minute, please take it at surveynerds.com/pindrop. It really helps make the show better.