Mount Vernon

There is more than one place called Mount Vernon:

Australia

 * Mount Vernon (Australia) - A town in New South Wales.

Singapore

 * Mount Vernon (Singapore) - A town in Singapore.

United States of America

 * Mount Vernon (Alabama) - A town in Alabama
 * Mount Vernon (Arkansas) - A town in Arkansas
 * Mount Vernon (Georgia) - A town in Georgia
 * Mount Vernon (Illinois) - A town in Illinois
 * Mount Vernon (Indiana) - A town in Indiana
 * Mount Vernon (Iowa) - A town in Iowa
 * Mount Vernon (Kentucky) - A town in Kentucky
 * Mount Vernon (Maine) - A town in Maine
 * Mount Vernon (Maryland) - A town in Somerset County, Maryland
 * Mount Vernon (Baltimore) - A neighborhood of Baltimore, Maryland
 * Mount Vernon (Missouri) - A town in Missouri
 * Mount Vernon (New York) - A town in New York (state)
 * Mount Vernon (Ohio) - A town in Ohio
 * Mount Vernon (Oregon) - A town in Oregon
 * Mount Vernon (South Dakota) - A town in South Dakota
 * Mount Vernon (Texas) - A town in Texas
 * Mount Vernon (Virginia) - A town in Virginia
 * Mount Vernon (Washington) - A town in Washington (state)
 * Baltimore/Mount Vernon - A city district in Baltimore, Maryland
 * Washington, D.C./Mount Vernon Square - A city district in Washington, D.C.

Also:
 * Mont Vernon, New Hampshire (note slight spelling difference}