If your trip to Lexington is all sorted out but your travel itinerary is looking a little empty, let us give you a helping hand.Bentley College and Walden Pond are some awesome attractions that all visitors should make time to check out. Map out a route and spend an hour or so exploring each one.Not far from the heart of the city, Burlington Mall is one sight you might like to consider adding to your must-see list. If you still have some room on your travel itinerary, Lexington Battle Green and Minute Man National Historical Park will keep you entertained as well.