 French explorer Jean-Frédéric Waldeck visited the site in the early 19th century and spent a month there drawing the ruins.Colonel Juan Galindo led an expedition to the ruins in 1834 on behalf of the government of Guatemala and wrote articles about the site for English, French and North American publications.John Lloyd Stephens and Frederick Catherwood visited Copán and included a description, map and detailed drawings in Stephens' "Incidents of Travel in Central America, Chiapas and Yucatán", published in 1841.