Washington, DC is a bustling city located in the heart of the nation's capital. With a population of over 681,000 people, it is no surprise that its public transportation system caters to those living and visiting here. The Washington Metropolitan Area Transit Authority (WMATA) operates three major rail lines, Metrobus which covers about 95 percent of the city with over 300 bus routes, and Metrorail, which includes two rapid transit lines along with several express routes. DC also has a commuter rail line operated by Virginia Railway Express, which services areas outside of DC such as Alexandria and Manassas. Additionally, many popular tourist attractions are accessible through the Circulator bus system, the free downtown shuttle for tourists. There is also access to bike-sharing programs like Capital Bikeshare which allows users to rent bikes for short trips around town. Washington DC provides many options for getting around safely and efficiently.