Someday, somewhere in Washington, D.C.—perhaps on the National Mall, kitty-corner across Maryland Avenue from the sinuous, sandy-colored Museum of the American Indian, or tucked behind the sprawling complex of the Natural History Museum—there may sit a National Lesbian, Gay, Bisexual, Transgender Museum. That might sound surprising, considering that sodomy was illegal in the District until 1993, but Tim Gold, CEO of the Velvet Foundation, is convinced the time is right.