Les Miserables is a classic novel by Victor Hugo set in 19th century France. The setting of the novel is mainly Paris and its sewers. Paris is the capital of France and is known for its iconic landmarks, such as the Eiffel Tower and Notre Dame Cathedral. The sewers of Paris were built in the mid-19th century and were used to transport wastewater away from the city. They were also used as a refuge for the homeless and destitute.