Web Image Banks
Check these aspects of a source before using it in your paper:
Currency: Was it published recently?
Relevancy: Does it answer part of your research question?
Authority: Can you trust the author's opinion based on their credentials?
Accuracy: Can the claims be confirmed or supported by other research?
Purpose: Was it created in order to research or educate?
If you can answer "no" to any of these questions, it may not be the best source to use.