The Sulfur Mountain Natural Monument is located in the municipality of Villa de Mazo, is an old volcano located on the coast of the municipality. The Mountain of Sulfur stands out as a differentiated and differentiated element of the landscape, especially for the colorful colors it has, tones ranging from yellow, to reds, oranges, grays and even blacks. It has an approximate altitude of 275 above sea level and is crowned by a niche.

The Sulfur Mountain stands out because it has a great geomorphological interest and it is also very interesting the presence of the historical lavas of the San Juan volcano.

There are also ceramic archaeological remains in the area, according to experts these remains correspond to the first settlers who came to La Palma. There is also an interesting variety of flora such as higuerillas, arreboles, verodes, vinagreras, cornicales, incenses among others.

The Martin Volcano is within the municipality of the Villa de Mazo, it should be noted that in XVIII the Cumbre Vieja of the volcano exploded and was active for 82 days, according to some writings there were a series of earthquakes and thunder, it is said that four rivers of volcanic material that reached the sea.

The Martín Volcano is located in the Natural Park of Cumbre Vieja, what draws attention are the arid volcanic landscapes, you can see some cones distributed as The Desired ones, El Cabrito or Montaña de Los Charcos, in addition to the Martín Volcano, which is the best known.

More to the north of the Martin Volcano you can see saltic pitons of the Nambroque and the Niquiomo, the action of the erosion has fact that compact bodies are discovered and humidity can be felt in the pine forest and scrubland and that they have a great value as an ecosystem.