Public domain photograph of Redwood National Park, California, no copyright restrictions image - Picryl description
Picryl description: Public domain image of a tower, free to use, no copyright restrictions.
Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description
Picryl description: Public domain image of a park, trees, outdoors, free to use, no copyright restrictions.
Picryl description: Public domain image of a chamber, cell, interior, underground vault architecture, free to use, no copyright restrictions.