Fingal's Cave a walkway just above high-water level permitting exploration on foot. From the inside, the entrance seems to frame the island of Iona across the water. Romantic composer Felix Mendelssohn visited in 1829 and wrote an overture, "The Hebrides", Op. 26, (also known as "Fingal's Cave overture"), inspired by the weird echoes in the cave. Mendelssohn's overture popularized the cave as a tourist destination. Other famous 19th-century visitors included author Jules Verne, who used it in his book "Le Rayon Vert" ("The Green Ray"), and mentions it in the novels "Journey to the Center of the Earth" and "The Mysterious Island";
History of the Outer Hebrides have both Beaker & Neolithic dwelling houses, the oldest in the Western Isles, attesting to the settlement. The earliest written mention of the Outer Hebrides was by the Greek historian Diodorus Siculus in 55 BC. He wrote that there was an island called Hyperborea (which means "Far to the North") where a round temple stood from which the moon appeared only a little distance above the earth every 19 years, an apparent reference to the stone circle at Callanish. Pomponius Mela, a Roman-Spanish writer of the first century, refers to a group of seven islands to which he gave the