National Portrait Gallery, Washington, DC

To change the scale of the map:

• On a desktop/laptop
  • Double click using your mouse or trackpad.
  • Scroll using your mouse or pinch using your trackpad.

• On a touchscreen device
  • Pinch the screen to zoom in and out.
  • Double-tap the screen to zoom in.

To drag/move the map:

• On a desktop/laptop
  • Click and hold your mouse or trackpad, then drag the map by moving your mouse or finger. Release to stop draggin/moving.
  • Use your arrow keys: up for north, right for east, down for south and left for west.

• On a touchscreen device
  • Use two fingers to move the map.