of whom are engineers and scientists. There are approximately 7,000 supporting contractors on site every day. It is one of the largest concentrations of the world's premier space scientists and engineers. The center is organized into 8 directorates, which includes Applied Engineering and Technology, Flight Projects, Science and Exploration, and Safety & Mission Assurance. Co-op students from universities in all 50 States can be found around the campus every season through the Cooperative Education Program. During the summers, programs such as the Summer Institute in Engineering and Computer Applications (SIECA) and Excellence through Challenging Exploration and Leadership (EXCEL) provide internship opportunities to students from the US and territories such as Puerto Rico to learn and partake in challenging scientific and engineering work. Community The Goddard Space Flight Center maintains ties with local area communities through external volunteer and educational programs. Employees are encouraged to take part in mentoring programs and take on speaking roles at area schools. On Center, Goddard hosts regular colloquiums in engineering, leadership and science. These events are open to the general public, but attendees must sign up in advance to procure a visitors pass for access to the center's main grounds. Passes can be obtained at the security office main gate on Greenbelt Road. Goddard also hosts several different internship opportunities, including NASA DEVELOP at Goddard Space Flight Center. Queen Elizabeth II's visit Queen Elizabeth II of the United Kingdom and her husband Prince Philip, Duke of Edinburgh visited Goddard Space Flight Center on Tuesday, May 8, 2007. The tour of Goddard was near the end of the Queen's visit to commemorate the 400th anniversary of the founding of Jamestown in Virginia. The Queen spoke with crew aboard the International Space Station. Panorama See also Goddard Earth Observing System Marshall Space Flight Center Jet Propulsion Laboratory References External links Latest Goddard News Goddard Employees Welfare Association (GEWA) Goddard Fact Sheets Cleanroom webcam Goddard Visitor Center Goddard Scientific Visualization Studio Katherine Johnson Independent Verification and Validation (IV&V) Facility Dreams, Hopes, Realities: NASA's Goddard Space Flight Center, The First Forty Years by Lane E. Wallace, 1999 (full on-line book) Goddard Amateur Radio Club WA3NAN is known worldwide for their HF retransmissions of space flight missions. The Goddard Homer E. Newell Memorial Library NASA Goddard Space Flight Center Documentary produced by WETA-TV - aired in 2008 1959 establishments in Maryland Aerospace museums in Maryland Buildings and structures in Prince