Aerial view of a slum on the outskirts of Nairobi, Kenya, East Africa, Africa

Zoroastrian Tower of Silence on the outskirts of the city, Yazd city, Iran, Middle East

View of outskirts of Jerusalem from the Old City, Jerusalem, Israel, Middle East

Side street in centre of Cusco City with outskirts of city on hill beyond, Cuzco, Peru, South America

View of a Arab-Israeli neighbourhood, including shops and a mosque, on the outskirts of Jerusalem, Israel, Middle East

Aerial view of suburbs, Perth, Western Australia, Australia, Pacific

View from Old City of Jerusalem into the outskirts, Jerusalem, Israel, Middle East

Boccadasse, a fishing village on the outskirts of the city of Genoa, Liguria, Italy, Europe

Boccadasse, a fishing village on the outskirts of the city of Genoa, Liguria, Italy, Europe

Cathedral in the outskirts of Ibadan, Nigeria, West Africa, Africa

Traffic on freeway, outskirts of Washington DC, USA

Garage on the outskirts of Mendoza, Argentina, South America

Heavy weight of traffic travelling on freeway lanes, outskirts of Washington DC, USA

Aerial view from Portsdown Hill of city and outskirts, Portsmouth, Hampshire, England, United Kingdom, Europe

Mongolian-russian mining venture on outskirts of erdenet city, population of 80,000 dictates work as well as life in soviet -style city. 5,200 employees work at this site excavating up to 25.2 million tons of iron year

Russia, St-Petersburg, Electrical Power Plant At The Outskirt Of The City, Tagged Wall

Cloud seeding cannon on the outskirts of Harbin city in Heilongjiang province, Northern China, Asia

Modern farmers houses built by the local communist party on the outskirts of Suihua city in northern China, Asia

Modern farmers houses built by the local communist party on the outskirts of Suihua city in northern China, Asia

Carousel, outskirts of Antananarivo, Madagascar

Aerial view of a Favela, slum area on the outskirts of Sao Paulo, town invading the rain forest, Sao Paulo, Brazil, South America

Escaramuza from Anahuac of Tecamac team ride their horses in a rodeo competition in Chalco on the outskirts of Mexico City, May 10, 2008. Escaramuzas are similar to US rodeos, where female competitors called "Amazonas" wear long skirts, and ride side saddle. Male rodeo competitors are "Charros," from which comes the word "Charreria." Charreria is Mexico's national sport.

Swirling aurora borealis fills the night sky on the outskirts of the capital city of Yellowknife, Northwest Territories, Canada.