Use the interactive map below to explore all the places we test for around the world.

As we get more data and science improves, the places we test for—and what’s covered in each one—may change.

Using the map

On a computer

• Move the map: click and hold the left mouse button, then drag the map.
• Zoom in and out: use the + and - buttons on the map, or click the map and scroll with your mouse wheel.
• See more specific areas: in the list along the right side of the map, select a location.
• Jump to a place: click a location on the map to jump to it in the list, or click its name in the list to highlight it on the map. 
   

On a phone or tablet

• Move the map: touch and hold the screen, then drag the map.
• Zoom in and out: use the map’s + and - buttons on the map, or place two fingers on the screen and pinch your fingers open to zoom in or pinch your fingers closed to zoom out.
• See more specific areas: tap a location in the list below the map.
• Jump to a place: tap on a location on the map to jump to it in the list, or tap its name in the list to highlight it on the map.