If your trip to Londonderry is all booked but your travel itinerary is looking a bit empty, we can give you a few hints and tips.Tower Museum and Museum of Free Derry and Bloody Sunday Memorial are cool attractions that all travelers should make time to stop by. Plan out a route and spend an hour or so soaking up each one.Stop by Millennium Forum. It's one sight you'll find on travelers' to-do lists. Peace Bridge and Waterside Theatre are also close by and worth a pit stop.