_3058 Colzium Estate Heritage Walk "<p>This event is part of the Kelvin Valley Heritage Walks programme organised by Friends of the Kelvin Valley Park Group. Walk is around 2.5 km (1.5 miles) in length with 20 m (70 feet) height surfaced paths.<\/p>" Organization "<p>This event is part of the Kelvin Valley Heritage Walks programme organised by Friends of the Kelvin Valley Park Group. Walk is around 2.5 km (1.5 miles) in length with 20 m (70 feet) height surfaced paths.<\/p>" 55.98402 -4.038773