1384-474 - Twin towers of World Trade Centre and modern hotels, central business district, Colombo, Sri Lanka

1384-473 - Modern architecture buildings central Colombo, Sri Lanka, Asia - Galadari Hotel and BOC building and Twin Towers World Trade Centre

1384-470 - Twin towers of World Trade Centre and modern hotels, central business district, Colombo, Sri Lanka

802-754 - The Roman amphitheatre of El Jem, a UNESCO World Heritage site, is an oval amphitheatre in the modern-day city of El Jem, Tunisia (formerly Thysdrus in the Roman province of Africa)

802-753 - The Roman amphitheatre of El Jem, a UNESCO World Heritage site, is an oval amphitheatre in the modern-day city of El Jem, Tunisia (formerly Thysdrus in the Roman province of Africa)

802-752 - The Roman amphitheatre of El Jem, a UNESCO World Heritage site, is an oval amphitheatre in the modern-day city of El Jem, Tunisia (formerly Thysdrus in the Roman province of Africa)

832-403131 - Globe with pin

832-401812 - New York City skyline of Manhattan with Brooklyn Bridge and World Trade Center skyscraper at night in New York, USA, North America

832-401810 - New York City Manhattan skyline with World Trade Center skyscraper in New York, USA, North America

832-401809 - New York City skyline of Manhattan with Brooklyn Bridge and World Trade Center skyscraper at night in New York, USA, North America

832-397494 - Statue at the Palazzo della Civilta Italiana, Palace of Italian Civilisation, also Palazzo della Civilta del Lavoro, Colosseo quadrato, Esposizione Universale di Roma, World's Fair Rome, EUR, Italy, Europe

832-397495 - Palazzo della Civilta Italiana, Palace of Italian Civilisation, also Palazzo della Civilta del Lavoro, Colosseo quadrato, Esposizione Universale di Roma, World's Fair Rome, EUR, Italy, Europe

1113-107649 - New York City, Manhattan, World Trade Center Site, National September 11 Memorial

1113-107650 - New York City, Manhattan, World Trade Center Site, National September 11 Memorial

1113-107648 - New York City, Manhattan, World Trade Center Site, National September 11 Memorial

1184-6692 - Sao Francisco de Assis Church, Pampulha Modern Ensemble, UNESCO World Heritage Site, Belo Horizonte, Minas Gerais, Brazil, South America

1184-6691 - Sao Francisco de Assis Church, Pampulha Modern Ensemble, UNESCO World Heritage Site, Belo Horizonte, Minas Gerais, Brazil, South America

1350-4952 - One of the two waterfalls at National September 11 Memorial, World Trade Center, Manhattan, New York City, New York, USA

1350-5107 - One World Trade Center also known as Tower 1 and Freedom Tower, Tower 7 on right, Manhattan, New York City, New York, USA

1350-4727 - One World Trade Center also known as Tower 1 and Freedom Tower, Manhattan, New York City, New York, USA

1350-4818 - One World Trade Center also known as Tower 1 and Freedom Tower, Manhattan, New York City, New York, USA

1350-4819 - One of the two waterfalls at National September 11 Memorial, World Trade Center, Manhattan, New York City, New York, USA

1350-3748 - World famous Sydney Opera House and Harbour bridge at sunset. Blurred clouds and lights of landmarks reflect in blurred waters of Harbour. Sydney, New South Wales, Australia

1178-31949 - New York, New York City, Financial district skyline with One World Trade Center

1350-1169 - Scramble Kousaten crossing in Hachiko square, Shibuya, Tokyo, Japan

1350-1174 - girls, Subway, entrance to Toei Oedo Line, in Roppongi station, Tokyo, Japan.

1350-1168 - Izakaya, restaurant, in Ameyoko market Street.Tokyo city, Japan, Asia

1350-787 - Eternal Sabah, Mural on Assaf building, by Yazan Halawani in Hamra, Beirut, Lebanon

1350-1165 - Izakaya, restaurant, in Ameyoko market Street.Tokyo city, Japan, Asia

1350-1164 - Grocery shops in Ameyoko market Street.Tokyo city, Japan, Asia

1350-1167 - Izakaya, restaurant, in Ameyoko market Street.Tokyo city, Japan, Asia

1350-1175 - Ameyoko market Street.Tokyo .Japan

1350-1446 - Junction, Sirat Expy expressway at Chalerm Maha Nakhon Expy expressway, Bangkok, Thailand

1350-1172 - Skyline, Sumidagawa river and in background at right Mount Fuji, Tokyo, Japan

1350-1443 - Skyline and Chao phraya River at night, downtown, Bangkok, Thailand

1350-1442 - Bangkok, night, Skyline, Downtown, Thailand

1350-1170 - Shibuya. Scramble Kousaten crossing in Hachiko square. Tokyo city, Japan

1350-1445 - Chalerm Maha Nakhon Expy expressway, Bangkok, Thailand

1350-1447 - Junction, Sirat Expy expressway at Chalerm Maha Nakhon Expy expressway, Bangkok, Thailand

1350-1444 - Skyline at night, downtown, Bangkok, Thailand

1350-1173 - Akihabara Sotokanda 4 Tokyo city, Japan

1350-1166 - Izakaya, restaurant, in Ameyoko market Street.Tokyo city, Japan, Asia

1178-31788 - USA, New York, New York, Low angle view of One World Trade Center

1178-30936 - United States, New Jersey, Hoboken, Downtown skyscrapers with One World Trade Center

832-384535 - View of the Shanghai Tower, World Financial Center and the Jin Mao Building in the Pudong district, Shanghai, China, Asia

832-384534 - View from the Ritz-Carlton Hotel to the World Financial Center and the Jin Mao-Building in the district of Pudong, Shanghai, China, Asia

746-89464 - New York City from helicopter point of view. Downtown Manhattan skyscrapers on a cloudy day.

746-89436 - New York City from helicopter point of view. Brooklyn Bridge aerial view.

746-89440 - New York City from helicopter point of view. Downtown Manhattan, Jersey City and Hudson River on a cloudy day.

1176-1067 - The Shanghai city skyline with the Oriental Pearl TV Tower, the Shanghai Tower and the Shanghai World Financial Center, Pudong, Shanghai, China, Asia

1176-1068 - The Shanghai city skyline with the Oriental Pearl TV Tower, the Shanghai Tower and the Shanghai World Financial Center, Pudong, Shanghai, China, Asia

785-2393 - Future World-ArtScience Museum with the Marina Bay skyline at dusk, Singapore, Southeast Asia, Asia

785-2397 - The Helix Bridge, Marina Bay Sands Hotel and part of Future World-ArtScience Museum in Marina Bay, Singapore, Southeast Asia, Asia

1116-46311 - View Of St. Peter's Basilica In The Distance With A Bridge And Modern Car Advertisement Over The Tiber River, Rome, Italy

851-936 - One World Trade Center in New York City, New York, United States of America, North America

1116-44122 - Sunset Over Lower Manhattan And The World Trade Centre, New York City, New York, United States Of America

826-733 - The Bauhaus Building, designed by Walter Gropius in 1926, UNESCO World Heritage Site, Dessau, Saxony Anhalt, Germany, Europe

826-732 - The Bauhaus Building, designed by Walter Gropius in 1926, UNESCO World Heritage Site, Dessau, Saxony Anhalt, Germany, Europe

826-731 - The Bauhaus Building, designed by Walter Gropius in 1926, UNESCO World Heritage Site, Dessau, Saxony Anhalt, Germany, Europe

1184-3322 - World Ocean Museum, Kaliningrad, Russia, Europe

848-1800 - World Trade Center, Colombo, Western Province, Sri Lanka, Asia

832-383361 - The Polynational Second World War memorial ""Les Braves"" by Anilore Banon, 2004, Omaha Beach, Laurent-sur-Mer, Normandy, France, Europe

832-383379 - The Polynational Second World War memorial ""Les Braves"" by Anilore Banon, 2004, Omaha Beach, Laurent-sur-Mer, Normandy, France, Europe

1207-531 - World Clock at Alexanderplatz in Berlin, Germany, Europe

832-383077 - Night scene of the skyline of Doha with Al Bidda Tower, World Trade Center, Palm Tower 1 and 2, Burj Qatar Tower, Doha Corniche, Doha, Qatar, Asia

1263-144 - Autumn (fall) colours in Lower Manhattan's Hudson River Park looking towards One World Trade Centre, New York, United States of America, North America

712-2732 - Garden By the Bay, Cloud Forest, botanic garden, the highest artificial waterfall in the world, Marina Bay, Singapore, Southeast Asia, Asia

712-2733 - Garden By the Bay, Cloud Forest, botanic garden, the highest artificial waterfall in the world, Marina Bay, Singapore, Southeast Asia, Asia

1184-2759 - Museum of the Second World War, Gdansk, Poland, Europe

832-380151 - Circular Quay and The Rocks, skyline with Sydney Opera House, Financial District, banking district, Sydney, New South Wales, Australia, Oceania

832-380150 - Opera, Sydney Opera House, Bennelong Point, Sydney, New South Wales, Australia, Oceania

832-380152 - Sydney Opera House, Opera, Sydney, New South Wales, Australia, Oceania

832-379725 - Skyline Financial District, dusk, Frankfurt on the Main, Hesse, Germany, Europe

832-379726 - Skyline Financial District, dusk, Frankfurt on the Main, Hesse, Germany, Europe

832-380149 - Sunset, Circular Quay and The Rocks, Skyline with Sydney Opera House, Financial District, Banking District, Sydney, New South Wales, Australia, Oceania

1184-2643 - Old warehouses in the Hanseatic town of Stralsund, UNESCO World Heritage Site, Mecklenburg-Vorpommerm, Germany, Europe

857-95283 - The Golden Gate Bridge is a suspension bridge spanning the Golden Gate, the one-mile-wide (1.6 km) strait connecting San Francisco Bay and the Pacific Ocean. The structure links the American city of San Francisco, California the northern tip of the San Francisco Peninsula to Marin County, carrying both U.S. Route 101 and California State Route 1 across the strait. The bridge is one of the most internationally recognized symbols of San Francisco, California, and the United States. It has been declared one of the Wonders of the Modern World by the American Society of Civil Engineers.

857-95284 - The Golden Gate Bridge is a suspension bridge spanning the Golden Gate, the one-mile-wide (1.6 km) strait connecting San Francisco Bay and the Pacific Ocean. The structure links the American city of San Francisco, California the northern tip of the San Francisco Peninsula to Marin County, carrying both U.S. Route 101 and California State Route 1 across the strait. The bridge is one of the most internationally recognized symbols of San Francisco, California, and the United States. It has been declared one of the Wonders of the Modern World by the American Society of Civil Engineers.

1216-348 - National Trust Centenary Stone, Derwent Water, Lake District National Park, UNESCO World Heritage Site, Cumbria, England, United Kingdom, Europe

1216-346 - National Trust Centenary Stone, Derwent Water, Lake District National Park, UNESCO World Heritage Site, Cumbria, England, United Kingdom, Europe

1287-71 - A small American flag at the 9/11 Memorial Park in New York City with the new World Trade Centre rising in the background, New York, United States of America, North America

1287-70 - A small American flag at the 9/11 Memorial Park in New York City with the new World Trade Centre rising in the background, New York, United States of America, North America

828-1117 - Tower of London, UNESCO World Heritage Site, and the Gherkin (30 St. Mary Axe), City of London, London, England, United Kingdom, Europe

807-1987 - Winter Garden Atrium, World Financial Center Plaza, Brookfield Place, North Cove Marina, Manhattan, New York City, United States of America, North America

807-1990 - One World Trade Center, Brookfield Place, Financial District, Manhattan, New York City, United States of America, North America

807-1984 - Oculus, architect Santiago Calatrava, World Trade Center Transportation Hub, Financial District, Manhattan, New York City, United States of America, North America

807-1985 - Oculus, architect Santiago Calatrava, World Trade Center Transportation Hub, Financial District, Manhattan, New York City, United States of America, North America

807-1983 - Oculus, architect Santiago Calatrava, World Trade Center Transportation Hub, Financial District, Manhattan, New York City, United States of America, North America

807-1986 - National September 11, 9/11 Memorial, Oculus, World Trade Center, Financial District, Manhattan, New York City, United States of America, North America

800-3429 - Sydney Opera House at sunrise, UNESCO World Heritage Site, Sydney, New South Wales, Australia, Pacific

800-3431 - Sydney Opera House, UNESCO World Heritage Site, Sydney, New South Wales, Australia, Pacific

800-3428 - Sydney Opera House, UNESCO World Heritage Site, Sydney, New South Wales, Australia, Pacific

800-3430 - Sydney Opera House, UNESCO World Heritage Site, Sydney, New South Wales, Australia, Pacific

800-3423 - Sydney Opera House at sunrise, UNESCO World Heritage Site, Sydney, New South Wales, Australia, Pacific

800-3421 - Sydney Opera House, UNESCO World Heritage Site, Sydney, New South Wales, Australia, Pacific

1272-113 - Old Royal Naval College, UNESCO World Heritage Site, Greenwich, seen from Greenwich Observatory, with Docklands beyong, London, England, United Kingdom, Europe

1243-229 - Pampulha Modern Ensemble (ref 1493) Ballroom designed by architect Oscar Niemeyer, UNESCO World Heritage Site, Belo Horizonte, Minas Gerais, Brazil, South America

1267-155 - Iconic Sydney Opera House, UNESCO World Heritage Site, Sydney, New South Wales, Australia, Pacific

1267-146 - Detail of Sydney Opera House sails, UNESCO World Heritage Site, Sydney, New South Wales, Australia, Pacific

1267-135 - Man at work at the top of one of Sydney Opera House sails, UNESCO World Heritage Site, Sydney, New South Wales, Australia, Pacific