Imagine yourself in the middle of a city - buildings surround you, nearby cafes, and markets. Neighborhoods just within walking distance. What if you could meet your friends somewhere without having to always depend on your parents? Sounds good, doesn’t it? More and more Americans are discovering the benefits of traveling on trains, subways, buses, bikes, and ferries. While public transportation in the 21st century is on the move, the U.S. is still behind.