What is Capital of United States?
name: Washington, DC
geographic coordinates: 38 53 N, 77 02 W
time difference: UTC-5 (during Standard Time)
daylight saving time: +1hr, begins second Sunday in March; ends first Sunday in November
note: the 50 United States cover six time zones
reference: The World Factbook 2017. Washington, DC: Central Intelligence Agency, 2017. https://www.cia.gov/library/publications/the-world-factbook/index.html