Planning a trip to Maine ? With major metro areas such as Portland and Lewiston, along with top attractions including the Acadia National Park, the Portland Museum of Art and the Portland Observatory; you are sure to have a unique and memorable experience. Take in all the great sights that Maine has to offer with a rental car from Enterprise Rent-A-Car. Choose from one of our popular airport locations or find the perfect car at a neighborhood branch. Search for a car rental location or browse the list below.