Welcome to Washington, D.C.!

ABOUT NATIONAL STONE, SAND AND GRAVEL ASSOCIATION

NSSGA is the leading voice and advocate for the aggregates industry. Our members - stone, sand and gravel producers and the equipment manufacturers and service providers who support them - produce the essential raw materials found in homes, buildings, roads, bridges and public works projects and represent more than 90 percent of the crushed stone and 70 percent of the sand and gravel mined annually in the United States. Production of aggregates in the U.S. in 2013 totaled more than 2 billion metric tons at a value of $18.6 billion. The aggregates industry employs approximately 100,000 highly-skilled men and women. Learn more at www.nssga.org

Explore America's capital from over 500 feet in the air with EarthCam's live streaming webcam embedded in the Washington Monument's pyramidion! Sponsored by the National Stone, Sand and Gravel Association, the camera offers one-of-a-kind views of the WWII Memorial, Martin Luther King, Jr. Memorial, Lincoln Memorial and Reflecting Pool. Thanks to EarthCam's partnership with the National Park Service, anyone can experience Washington, D.C., from the top of the Monument!