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Eco-photos of the week: Aug. 7-13

A woman watches as flower vendors carrying enormous floral arrangements walk through the streets during the annual Silleteros parade during the Festival of the Flowers in Medellin, Colombia on Aug. 7.

Photo: ZUMA Press

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Silleteros Parade

A woman watches as flower vendors carrying enormous floral arrangements walk through the streets on Aug. 7 during the annual Silleteros Parade during the Festival of the Flowers in Medellin, Colombia.

The purpose of the festival is to celebrate local flower vendors. It is the city's most important social event.