"11.5824"^^ . "7.0104"^^ . "The Challenger was an extreme clipper ship built in East Boston in 1853. She sailed in the San Francisco trade, and later in the guano trade in Peru."@en . . . . "Abandoned off the coast of Mexico, October 1875, en route from Port Discovery to Peru, after damage during a gale. Camille Cavour's wreck drifted ashore atManzanillo." . . . "62.7888"^^ . "Challenger"@en .