The iconic standing stones of Callanish on the Isle of Lewis in the Outer Hebrides. Erected about 5000 years ago, it is believed by Historic Scotland that they pre-date Stonehenge by 2000 years.
Those who know me well will be aware I am bit of a prehistory nerd, so being able to photograph and / or visit any Neolithic site is always top of my to do. ðŸ˜