The High Line (USA). 'Refurbished rail tracks have been transformed into grassy catwalks in the sky. It’s the paradigm of urban renewal gone right, enjoying its status as one of the city’s most beloved public spaces.' http://www.lonelyplanet.com/usa/new-york-city/sights/outdoors/high-line
The Chateau de Villandry is justly famous for its gardens. From the roof of the Chateau, the layout of the formal garden - which features an unusual mixture of flowers and vegetables can be fully appreciated. The gardens were restored after Joachim Carvallo purchased the chateau in 1906.