Did you know that? These stunning caves were discovered by accident, when a controlled explosion in the quarry revealed the cave network and its stunning concretions. Caves of Hotton Chemin du Spéléo Club de Belgique, 1 – 6990 Hotton T. +32(0)84/46.60.46 info@grottesdehotton.be – www.grottesdehotton.be