A man looks at the night sky from a boardwalk in Yellowstone National Park. The Big Dipper is visible above him.
Date and place: August 24, 2017; Yellowstone National Park, Wyoming, USA
Camera: Canon EOS 6D
Lens: Sigma 24mm f/1.4 Art
Exposure: 15s
Aperture: f/1.8
ISO: 3200