requesting patrons to separate the oyster shells, at The Astor, at Eaton HK. Hong Kong hotels have teamed up with a local cement manufacturer to replace 80 per cent of limestone needed for ...

Unlike conventional sandy beaches, Shell Beach in Western Australia’s Shark Bay, a Unesco World Heritage Site, is known for ...

An outer shell of Australian limestone is carved to reveal orchestrated window apertures. Openings on the north elevation allow for views of the sun and sky. A central, shaded courtyard draws ...