The Roman bridge is 190m long, it was built on the instructions of Emperor Tiberius at the start of the 1st century.
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In 1703, Jean Cavalier the leader of the Camisards with a force of 800 men unsuccessfully attempted to take the city.
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The writer Alan Furst lived in Sommières in 1969 while teaching at the University of Montpellier on a Fulbright Fellowship.