The Bigjigs Rail Heritage Collection offers a delightful range of replicas from the golden age of rail. The packaging includes information about the evolution and working life of the engine, upon which the replica is based. Wooden replica of the Bluebell. The original is kept at Bluebell Railway in the UK. Magnetic couplings ensure compatibility with all other engines and carriages in the Bigjigs Rail range. Most other major wooden railway brands are compatible with Bigjigs Rail.