One of the greatest thing about taking summer road trips is that they can help you make lots of great memories, wherever your summer road trips may take you. You can trace historic highways, or find the twistiest and most entertaining mountain roads our country has to offer. You could even do a nationwide tour of obscure roadside diners that feature amazing food and atmosphere, frequented by all manner of interesting people. And you can do it all in a vehicle that seems as though it was built specifically for road trips, the 2015 Chrysler 300 sedan, which the automotive…