Bots like Google to "read" the image and index it correctly in search results.
Provide context or credit that isn't immediately obvious from looking at the picture. gsu1o7hxba_1.jpg
Users with slow internet to understand the content if the image fails to load. Bots like Google to "read" the image and
When creating text for an image like yours, follow these guidelines from Harvard University and Section508.gov : gsu1o7hxba_1.jpg