Pollinator plants and insects (such as this Echinacea and butterfly) are busy at the People's Garden in Washington, D.C., on…
https://www.rawpixel.com/image/3261950/free-photo-image-bumble-bee-animal-usda-pollinators-echinacea-coneflower-pollinatorFree Image from public domain license
Zion National Park, United States. Original public domain image from Wikimedia Commons