The interstate highways serve Baltimore with I-70, I-83 and many such interstate highway expressways. Penn Station is one of the busiest in the country and in 2005, this station was ranked 8th in US with total ridership of 910,523. Amtrak has many trains like the Acela Express, Crescent and many such local trains which are accessible. The public transit is provided by the Maryland Transit Administration. There is also a network of bus network in this city.