Image Library
The images at the sites below are generally considered free to use.
You should always double check before you use an image, as sometimes terms can change, and you should always cite your source.
General
Photos for Class
Pexels
Unsplash
*new* Creative Commons Search
Ancient Civilizations
EduPics
Animals
NOAA's Ark
Open Image Bank: Animals
Pics4Learning: Animals
Food and Drink
Picdrome: Food and Drink
Open Image Bank: Food
Pics4Learning: Food
Landscapes
America's Coastlines
Small World
Nature
Picdrome
Open Image Bank: Flowers
Pics4Learning: Flowers
People
Life Archives
Space
NOAA in Space
Earth Science World Image Bank
NASA Image of the Day
Sports
Picdrome: Sports & Recreation
Pics4Learning: Sports and Leisure
Weather
NOAA Photo Library: Weather Wonders
NOAA Photo Library: Severe Storms