ALG-356, Cliff Side Arch, Tissoukai Area Islet Six. 4 meter height (estimated). GPS 32R 553162 2759132. From ALG-354 (Keyhole Arch) continue northeast 1 kilometer or so, first on the well-spaced rocks and then on the bare hill until you arrive on the top of the cliff overhanging the plain (right). The arch is located on the side of the cliff.