If anyone's looking for a small group tour (max. 12), checkout Wolfhound Adventure Tours. I took two, a SW tour and a North tour and enjoyed both immensely.
Dave is a fantastic guy (owner/operator) and you will have an amazing, interesting, entertaining, likely hilarious, time. Very low-key, off the beaten path, find the hidden healing wells, stone circles, etc and hike/bike/ride - whatever you want to do. He is filled with history, legends and song and he will definitely connect you with…

