If your trip to Cambridge is all organized but your itinerary is looking a bit empty, we can give you a few hints and tips.When planning your road trip to Cambridge, be sure to pass by Harvard Square. Have your camera handy so you can take some great photos to show all the folks back home.Best things to explore around the neighborhood? Massachusetts Institute of Technology and Semitic Museum are up there. Head over and find out what they're all about.Leave that rental car in the hotel parking lot and start using those feet. Not far from this neighborhood's center, Kendall Square is worth a look. More adventure awaits at Agganis Arena and MIT Museum, which are also close by.