Ventura Mission Aqueduct
... that the seven-mile-long Ventura Mission Aqueduct, built between 1780 and 1815, has been called "an engineering marvel"?
... that the seven-mile-long <b id="mwDDs"><a href="./San_Buenaventura_Mission_Aqueduct" id="mwDDw" rel="mw:WikiLink" title="San Buenaventura Mission Aqueduct">Ventura Mission Aqueduct</a></b>, built between 1780 and 1815, has been called "an engineering marvel"?