The Lough Boora - Mesolithic Route is a 6 mi looped trail that starts and ends in The Municipal District of Birr, Ireland. The trail is considered to be easy to hike and has a total elevation gain of 107 ft. Normally the trail takes 1 day to complete but can be finished in less than a day. Either you are not allowed to bring your dog on the Lough Boora - Mesolithic Route or it is generally not advised. The warmest months are June, July, and August and the coldest months are December, January, and February. The wettest months are June, July, and August and the driest months are December, January, and February.photo Credit:Oliver Dixon