The Arabs used Silhouette as a base for their dhows, probably as early as the 9th century, a fact attested to by the ruins of Arab tombs at Anse Lascars.
Silhouette, together with North Island, was the very first Seychelles' island to be seen by the ships of the Sharpeigh expedition of 1609. It would have to wait until the early 19th century for a permanent settlement.
Protected by the Nature Protection Trust of Seychelles, Silhouette remains an untouched, living museum of natural history featuring many unique species of plants and trees
Among these can be counted rare hardwoods, the amazing incense tree as well as the carnivorous pitcher plant. Silhouette is the only other island apart from Mahé to have a mist forest on its lofty 731m peak, Mont Dauban.
Silhouette’s primitive beauty is the ideal backdrop for hikers and walkers wishing to penetrate the mysteries of an island once reputed to be the home of the notorious pirate, Hodoul, whose hidden treasure may well lie there still.e rocks and lush tropical vegetation.