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:
ha long bay halongbay vietnam cave santa rosa santarosa swallowtail garden seeds swallowtailgardenseeds public domain publicdomain nature bay cliffs scenic botany botanical cliff landscape crag outdoor mountainside rock ridge rock formation mountain bluff hill From our collection of botanical photographs illustrations and paintings.
Page 2017 Free-images.com. All images are Public Domain