Gillies Hill is an area of woodland close to Cambusbarron. It is composed of trees including Wellingtonias and Scots pines and is home to a variety of rare animal life, including red squirrels, peregrine falcons, roe deer and buzzards. It is the site of an Iron Age fort designated a Scheduled Ancient Monument, and is believed to have been the location of Robert the Bruce's camp prior to the Battle of Bannockburn in 1314.