National Gallery of Art: http://www.nga.gov/
National Museum of Women in the Arts: http://www.nmwa.org/
Jordan National Gallery of Fine Arts: http://www.nationalgallery.org/
Orfalli Art Gallery: http://www.orfali.net/
Nabad Art Gallery: www.nabadartgallery.com
PAinT: http://www.potomacartists.org/index.php 
The Friends of Archaeology & Heritage: http://www.foah-jordan.org/
Vian Shamounki Borchert: http://www.vianborchert.com/