East Coast Travel Guide in United States of America This itinerary is designed for travelers who want a deep dive into the history and culture of these three iconic American cities. The best way to travel between them is via Amtrak's Acela Express or Northeast Regional trains, which are fast, comfortable, and drop you off right in the city centers. Days 1-3: Boston, Massachusetts - The Cradle of Liberty Why Boston? Boston is the heart of American history, a city where the past is preserved in its red-brick streets and colonial architecture. It's the perfect starting point to understand the nation's foundation. Transportation: Arrival: Fly into Boston Logan International Airport (BOS). From there, take the Silver Line bus to South Station, where you can connect to the subway ("T") to your hotel. In-City: Boston's city center is very walkable. For longer distances, use the subway (the "T"), especially the Green Line for tourist sit...