“At 24.5 acres, Millennium Park is the largest green roof in the world. It covers two parking garages, a railway, and an opera hall.”
Great photo essay at PBS on the green roofs of Chicago.
Published
“At 24.5 acres, Millennium Park is the largest green roof in the world. It covers two parking garages, a railway, and an opera hall.”
Great photo essay at PBS on the green roofs of Chicago.
nomad-hermit 