If you have 6 hours to spare in Thurso, here are some suggestions for what to do:1. Visit Caithness Horizons Museum - Learn more about the history and culture of the Caithness area through interactive exhibits and displays. Estimated time: 1-2 hours.2. Explore Old St. Peter's Church - This 12th-century church is a fascinating example of medieval architecture and features beautiful stained glass windows. Estimated time: 30 minutes-1 hour.3. Take a walk along the beach - Thurso has several beaches to choose from, including the popular Thurso Bay. Take a leisurely stroll and enjoy the fresh sea air. Estimated time: 30 minutes-1 hour.4. Visit Castle of Mey - Located a short drive from Thurso, this picturesque castle was the Queen Mother's favorite residence in Scotland. Explore the gardens and grounds, and take a tour of the interior. Estimated time: 2-3 hours.5. Sample local cuisine - Head to one of Thurso's many pubs or restaurants and try some traditional Scottish dishes, such as haggis or Cullen skink. Estimated time: 1 hour.Remember to allocate some extra time for travel and any unexpected delays. Enjoy your time in Thurso!