A 17-year-old from Nebraska and her mother are facing criminal charges including performing an illegal abortion and concealing a dead body after police obtained the pair’s private chat history from Facebook, court documents published by Motherboard show.
I remember that from Don't Take to The Police. Since gotchas I can think of is touching an eagle feather lying on the ground (endangered animals plus a market for poachers). Point being, that it's essentially impossible to say with certainty that you've broken no law.