A stone bridge spans a river where light traffic passes.

The Pont Neuf crosses the River Seine in Paris.

Pedestrians stroll near the Carioca Aqueduct in Rio de Janeiro's Lapa neighborhood at night.

Girl throws hands in the air and cheers as mototaxi drives under the Lapa Arches

Golden sunlight shines across the Ponte Vecchio in Florence, Italy.

Flowing Water

Buses are Moving on Hong Kong�s Crossroad

Girl hangs on to seat as mototaxi speeds through the Arcos da Lapa

The Roman Aqueduct at Parco degli Acquedotti

HD Time-lapse: Pedestrians at Roman Aqueduct in Segovia, Spain

Dancing girl grooves and twirls to samba music by the Lapa arches in Rio

Traffic crosses Ponte Vecchio in Florence, Italy.

Aerial view of the ancient Xalpa aqueduct in Tepoztlan Mexico.

Girl throws hands in the air and cheers as mototaxi drives under Rio's famous Arcos da Lapa

View of the ancient arches of the Xalpa aqueduct in Tepoztlan Mexico.

MS View of Roman aqueduct / Vers-Pont-du-Gard, Provence ,France

MS Bridge on river with plane in sky / Vers-Pont-du-Gard, Provence ,France

Long Shot tilt-down tilt-up - A bungee jumper leaps from a bridge into a gorge / Italy

Clip 4 from the 1950s French film 'A La Claire Fontaine' (By The Clear Fountain). Scenes of factories and water mills. Aqueducts in La Vanne, on the outskirts of Paris. Sterilization plants.

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SOUNDBITE Paul Rush, deputy commissioner of the City Department of Environmental Prote
ction
"This is the biggest repair job ever to a tunnel that New York
City has."
SOUNDBITE: George...

The Water Temple a Roman aqueduct linking Zaghouan to Carthage in Tunisia turned off its lights on Saturday night in a show of solidarity against the threats being faced by the planet from humankind

CLEAN : Hi tech aqueduct explorers map Romes final

CLEAN: Exterior shots of children swimming in an old aqueduct in the city of Aleppo before the outbreak of war on May 1st, 2011 in Aleppo, Syria.

Clip 3 from the 1950s French film 'A La Claire Fontaine' (By The Clear Fountain). Scenes of aqueducts in the French countryside.