The cliffs at Hoy sport some amazing 'Scottish VS' climbs, and the famous 'Old Man of Hoy' (E1) and 'A Few Dollars More' (E4). The famous East Face Route was immortalised by the BBC, featuring Joe Brown.
Most of the lines have had few repeats.
You can get a PDF of all the climbs, with details about the routes, from the UKClimbing articles area.
Non-Tidal. Scramble (carefully) down steep grassy/rocky slope. Dodgy rock in places. Fulmars and puffins add spice to your dinner!