Trying local foods is an essential part of travel, so much so that there are a growing number of US trails being dedicated to certain foods and beverages. Part marketing concept and part epicurean adventure, these culinary trails are mapping out restaurants, shops, markets, and even local producers to fully dish out the flavor of a state while on a vacation or visit. From drinks to dishes, and coast to coast, here are some food and drink trails that can offer quite the tasty road trip.