sentences:  The name was given in 1903 by Raymond Coustant de Yanville, president of the regional horticultural society, to the flowered countryside lying beyond the coastal hills and to the gardens of the 19th-century seafront villas built during the Belle Époque.With the development of tourism in the late 19th and early 20th centuries, the French coastline was split into various names to distinguish their varying landscapes (see map).The coastline had a number of long sandy beaches separated by low cliffs and two river valleys; the Vallées de la Dives and the Vallée de la Touques.