With tourism stronger than ever, I decided to explore Tripadvisor's Maine page, which lists the most popular lighthouses in the state. What are the Most Popular Lighthouses in Maine? Getty Images Getty Images loading...READ MORE: Portland, Maine’s Top 20 Must-Try Restaurants According to DinersBelow is a list of the top 20 Maine lighthouses based on Tripadvisor's 'Traveler Favorites.' TripAdvisor's Top-20 Maine Lighthouses We know what Mainers love about Maine. Here's the Top 20 most popular Maine lighthouses according to Tripadvisor .