Pint glass small pits which aid in nucleation, allowing the gas within it to be released more easily, thus preserving the head. Without the aid of these pits a regular pint glass will keep a head for only 3 or 4 minutes before appearing 'flat'. The markings come in a variety of styles ranging from a simple circular or square hatched pattern to more complicated branding messages. Pint glass collecting is an increasingly popular way for individuals to commemorate their visits to popular tourist destinations, most notably to microbreweries or sports arenas. These destinations often sell pint glasses adorned with their logos,
Gills Bay Gills Bay Gills Bay, which is situated about west of John o' Groats with the community of Gills close by, has one of the longest stretches of low-lying rock coast on the northern shores of Caithness. Its main features are a small harbour and the pier used as the mainland terminal for Pentland Ferries. The harbour shelters some small local boats together with those used for working the sheep on the off lying island of Stroma. In the right sea conditions the area is sometimes used for surfing. While Scrabster to Stromness is the longest continuously used ferry route to