In the extreme south-eastern department, near the southern Drôme and Vaucluse High, Saint-Martin-d'Ardèche with its surroundings belongs to the Mediterranean world. A region dominated by vineyards (Côtes du Rhône southern) and the olive-backed to large areas of scrubland first pierced by the gorges of Ardeche.
The former fishing hamlet-dependent Aiguèze boatmen, the borders of the Duchy of Uzès and Vivarais County, has become a regional tourist center (front of hotel establishment "Art Deco" of the 30s).
The bishop of Viviers, Tournon Claude, erected there (early sixteenth) a castle facing the eyrie Aiguèze. The German-born surrealist painter Max Ernst lived there (years 1938-1940) with his wife Leonora Carrington (now great visual artist and writer in Mexico, died in 2011).
St. Martin since 1980 adheres to the Joint Union Management Gorges de l'Ardeche (SGGA), which manages National Nature Reserve of the channels (with two nights of bivouac for hikers and canoeing within its scope of protection ).
Since early 2012, St. Martin is part of the "Country of Art and History Vivarais southern" (with the intermunicipal Mountains Coiron and Rhone and Ardèche Gorges).
St. Martin's "Green Station Vacation". At the edge of the long axis of the Rhone Valley, St. Martin opens on Provence to the "south gate" of the gorges of Ardeche.