The Washington DC metro system may not have the storied history of some of the country’s other subterranean trains. Still, any newcomer to the city will be pleased with its efficiency and convenience.

WASHINGTON — Metrobus is not the only service introducing changes to its routes and rules this summer. Metrorail riders can expect some major changes, too, including extended weekend hours, new stops ...

(CNN) — Here’s a look at Washington, DC’s subway system, generally called the “Metro.” The Washington Metropolitan Area Transit Authority operates Metrorail, the third largest heavy rail system in the ...