The Gorge Katerina in Trigoniko is over 8 km and starts from Metaxa and ends at Rymnio. The passage is relatively easy and the route rich in extremely tall plane trees, small waterfalls, ponds, old water mills, arch bridges, steep ravines and colorful rocks, which form a unique landscape that captivates the visitors. It is a historical and recreational route, a heaven for hikers. Thick brushes, waterfalls, streams and steep rocks compose a majestic picture and a scenery of extreme beauty that soothes and calms the soul.