Download images
The images are displayed in the order in which they were tested for comprehension.
- Series collection PNG 5600px x 1800px
- Image 1 PNG 1800px x 1800px
- Image 2 PNG 1800px x 1800px
- Image 3 PNG 1800px x 1800px
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.
Inspect holiday lights each year before you put them on your tree. Throw away light strands with frayed or pinched wires.
The images are displayed in the order in which they were tested for comprehension.