pixabay and pickupimage.
It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
This image was acquired from
Keywords from Image Description:
brazil gramado south america vertical drop brasilia tropical green waterfalls travel rainforests canela jungles formation cachoeira vertical plumage energy serra cascades brazilian powerful rio grande overflow lush fresh
Page 2017 Free-images.com. All images are Public Domain