2) Lava Falls At The Grand Canyon
A lot of us are fit and adventurous, so reading this sign would make us think. It’s one of those creepy signs that warn us about what’s to come. It says that many heat related deaths occurred 15 minutes from the top. It’s a sign that would cause you to drink a lot of water and listen to the warning signs of heat stroke in your body, like fatigue and headache (via Bored Panda).