JokesMarriage A Couple Is Taking A Tour Through The Natural History Museum. This Will Blow Your Mind. A couple is taking a tour through the Natural History Museum. They ask the tour guide: “How old is this dinosaur skeleton?” He replies: “It is sixty five million and fourteen years and three months old.” “Wow! It’s amazing that you can tell this precise. How do you do that? Is it with carbon dating?” “I don’t know” says the guide. “But when I first came here they told me it was sixty five million years old. And I started here fourteen years and three months ago.” See more Previous joke A Boy Was Once Given The Task Of Babysitting. Next joke A Passenger Brings His Pet Hawk Onto The Plane.