Explore details about location Unmarker Cycle Route To Climbing Centre. Unmarker Cycle Route To Climbing Centre is a location situated within the Merthyr Tydfil alongside other areas such as Cloth Hall Lane, Union Street, Taff Vale Court. Additionally, some smaller parts of Unmarker Cycle Route To Climbing Centre include specific areas like Edwardsville Bridleway Right of Way, Cilhaul, Springfield Rise adding to the diversity of its landscape.