Stunning vintage photos show how Americans in every state spend their downtime

National Geographic photographers have been documenting human life since the early 1900s, capturing historic moments as well as more mundane routines.

In the book "National Geographic: The United States of America," 700 captivating images from the magazine's archives have been pulled together in one place, highlighting each state in a range of dynamic images.

This collection gives us an insight into how Americans have lived their lives - and how they engage with their community and others. Below, 51 images that help show how Americans spend their time.

All captions by National Geographic.