Can anyone help identify the cause of the markings I noticed on the rocks at Thurso beach?
Photos posted in photography section at http://forum.caithness.org/showthread.php?t=44741
Can anyone help identify the cause of the markings I noticed on the rocks at Thurso beach?
Photos posted in photography section at http://forum.caithness.org/showthread.php?t=44741
Bookmarks