Daniel Libeskind's architecture firm has revealed plans for a museum in Iquique, Chile, featuring jagged, earthy concrete walls that are intended to evoke "the stark landscape of the Atacama Desert".

The mural, which was hidden behind a fake wall for 40 years, is located in an 18th-century mansion built by the Spanish in 1785 that now houses the Museo Regional Michoacano Dr Nicolás León ...