Primary Image Source – Shutterstock, WikiCommons
Secondary Image Source - EnvatoElements
Primary Background Footage Source - EnvatoElements
Secondary Background Footage Source - PreLinger archives
Other footage used listed under Creative Commons

Thumbnail photo licensed from Alamy.com

Other footage sources we may use;
- National Park Service Public Domain B-Roll
- NOAA
- NASA
- USGS
- DoD
- Creative Commons videos on YouTube if we can verify that the source is original

https://creativecommons.org/licenses/by/4.0/

The appearance of U.S. Department of Defense (DoD) visual information does not imply or constitute DoD endorsement.
The appearance of ANY U.S. Government visual information does not imply or constitute endorsement by any government agency or affiliated agency.