Giant Saguaro Cactus Plant Tucson Arizona

Icon of the Southwest
Tucson, Arizona is home to the nation's largest cacti. The giant saguaro is the universal symbol of the American west. These majestic plants, found only in a small portion of the United States, are protected by Saguaro National Park, to the east and west of the modern city of Tucson. Here you have a chance to see these enormous cacti, silhouetted by the beauty of a magnificent desert sunset.
The park video that is shown at the Rincon Mountain Visitor Center theater. The video is co-produced by the National Park Service and Western National Parks Association.
The National Park Service (NPS) is an agency of the United States federal government within the U.S. Department of the Interior that manages all national parks, 
Generally, materials produced by federal agencies are in the public domain and may be reproduced without permission.
Copyright in U.S. Government Works
Mar 8, 2023 — U.S. government works are in the public domain (i.e., not protected by the U.S. Copyright Act). You can freely use them (in a copyright sense
https://www.nps.gov/sagu/index.htm