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:
men thinking man thinking man male man thinking person think people adult portrait guy face person thinking thought thoughtful idea wonder handsome contemplating ponder serious corporate smart young sky man portrait lifestyle head sitting looking woods forest tree caucasian nature attractive outdoor look one wooden
Page 2017 Free-images.com. All images are Public Domain