Harperrig Reservoir was created in 1860 as part of a scheme to create a safe and reliable supply of drinking water for Edinburgh. The dam was raised in 1890 to …
East Cairn Hill at 561m is 1m lower than West Cairn Hill which is 1.5km away to the southwest. The views from the cairn are great, across the southern Pentland Hills and north to the Forth valley.