Aerial view of wooden villas, corrugated iron roofs, suburban street, Ponsonby, Auckland, Central Auckland, North Island, New Zealand, Pacific

Essar House office development for Essar Group by slums in Mahalaxmi area of Mumbai, India shows contrast of rich and poor

Essar House office development for Essar Group by slums in Mahalaxmi area of Mumbai, India shows contrast of rich and poor

Homelife for a family in a simple shack in Tuvalu, South Pacific

Whitewashed barn with rusty corrugated iron roof in County Cork, Ireland

Whitewashed barn with rusty corrugated iron roof in County Cork, Ireland

Whitewashed barn with rusty corrugated iron roof in County Cork, Ireland

Dilapidated shack with corrugated iron roof, Grenada, Windward Islands, West Indies, Caribbean, Central America

An old crofters house at Rubha Coigach in Assynt, Sutherland, North West Scotland, United Kingdom, Europe

An old fisherman's cottage at Stoer, Sutherland, northwest Scotland, United Kingdom, Europe

Corrugated Iron Church, Bolungarvik, Iceland

Sign on a pink tin roof at a small supermarket on Beef Island, British Virgin Islands, Lesser Antilles, Caribbean

View of the central marketplace and its corrugated iron booths in Georgetown, Guyana, South America

Solar array on the roof of the stadium of the SC Freiburg soccer team, Freiburg im Breisgau, Baden-Wuerttemberg, Germany, Europe

Poor dwellings, stilt houses, mangrove area in the estuary of the Rio Anchicaya river in the Pacific, Bajamar slum, Buenaventura, Valle del Cauca, Colombia, South America

Batak houses, Samosir island, Lake Toba, Batak region, Sumatra, Indonesia, Asia

Changing cabins on the beach, Pietra Ligure, Italian Riviera, Liguria, Italy, Europe

Favela, slums, in the Amazon, city of Tefe near Manaus, Amazonas province, Brazil, South America

Overview, corrugated iron roofs, houses, mountains, Socoroma village, Putre, Altiplano, Norte Grande, northern Chile, Chile, South America

Single storey traditional stone cottage, Porth Oer Lleyn Peninsula, Gwynedd, South Wales, United Kingdom, Europe

Ireland, County Kerry, Killarney, Gap of Dunloe Long abandoned homestead in the gap.