Royal Botanic Gardens Walkway

Opening in 2008, designed by Marks Barfield Architects (designers of the London Eye), the 200 metre long by 18 metres high treetop walkway at Kew Gardens is constructed from weathering steel and believed to be strong enough to last 500 years with expanded steel used in the floor and sides of the walkway requiring minimal maintenance. The £3m steel structure runs for 650ft though Capability Brown woodland at the Royal Botanic Gardens. On clear days you can see bird's-eye views of the gardens and …