Despite soaring US gas prices, road trips can still offer a more affordable alternative to flying. FloridaStock / Shutterstock If you're thinking of taking a road trip this summer, there's a must-see road in every state.  Among them, Florida's Oversea Highway offers scenic views of piercing blue waters. The Valley of Fire Highway in Nevada travels through the Mojave Desert. Airfare is on the rise amid the collapse of Spirit Airlines and steep oil prices driven by the war with Iran. Despite US