Top 10 Busiest Railway Stations in the U.S.
Penn Station, New York City, NY
Union Station, Chicago, IL
Grand Central Terminal, New York City, NY
30th Street Station, Philadelphia, PA
Union Station, Washington, D.C.
Los Angeles Union Station, Los Angeles, CA
Back Bay Station, Boston, MA
South Station, Boston, MA
Denver Union Station, Denver, CO
Seattle King Street Station, Seattle, WA
10 Best Places to Visit in the Mountain View, California.