The Island of Giglio is almost completely hill whose highest peak, called the Poggio della Pagana, reaches 496 meters above sea level.

The island has a geological structure predominantly granitic and His coastline measuring 27 km.
The coastline is largely rocky, except in some places, where they open the beach Campese and other small beaches located on the east side (Arenella, cinnamon and Caldane.)

 

Diving:
The island of Giglio (Lily) is one of the most beloved by divers in Italy and is of great interest for the practice of diving. It is known by divers little challenging, but especially for the beautiful red gorgonian visible to only 35 meters deep (in Italy are normally visible to 50 meters). The dives are accompanied by a rich marine and some rare for these waters, such as starfish species Astrospartus mediterraneus, these stars gorgon.

The fish fauna is typical of the Tyrrhenian Sea, with even a well-preserved population of Pinna nobilis (bivalve known as the great clam), some grouper, snapper, bream, amberjack and many colorful wrasses.

 

The most famous and popular diving are:

   1. Cala Cupa "(42 ° 22'8 .03" N 10 ° 55'4 .09 "E / 42.3688972, 10.9178028), 15 to 30 meters deep, rich in archaeological finds, red and yellow sea fans;
   2. "The Scole" 42 ° 21'20 .4 "N 10 ° 55'47 .8" E / 42.355667, 10.929944), 15 to 40 meters, suitable for both beginners and advanced divers, characterized by red and yellow sea fans and worms;
   3. "Punta del Fenaio" (42 ° 23'19 .7 "N 10 ° 52'48 .9" E / 42.388806, 10.88025), a vertical wall for experienced divers who dive to 90 meters, rich fauna and where you can see Gorgon the rare stars, and sometimes the fish St. Peter;
   4. "Point of Shoals" (42 ° 23'00 .7 "N 10 ° 52'43 .4" E / 42.383528, 10.878722), 15 to 50 feet, full of red and yellow sea fans and sometimes frequented by the rare sunfish;
   5. "Punta di Capel Rosso (42 ° 18'55 .61" N 10 ° 55'11 .86 "E / 42.3154472, 10.9199611), 20 to 40 feet, where it is common snappers meet and sometimes tuna;
   6. "Raven Rock" (42 ° 20'19 .2 "N 10 ° 53'22 .4" E / 42.338667, 10.889556), 15 to 70 meters, recommended for experienced divers because of strong current;
   7. "Rock the Hood" (42 ° .79 21'0 "N 10 ° 52'49 .33" E / 42.3502194, 10.8803694), simple dive up to 15 meters, characterized by sandy bottom populated by Poseidon where they hide, sometimes the horses marine;
   Eight. "Rock of Pietrabona" (42 ° 19'48 .9 "N 10 ° 53'57 .2" E / 42.33025, 10.899222), 20 to 50 feet, with moderate current.

Main Sights

The island houses the remains of a Roman villa of Domitius Ahenobarbus (1st-2nd centuries), in the area of Giglio Porto. No traces of the Temple of Diana once existing now can be seen. The church of San Pietro Apostolo in Giglio Castello has an ivory crucifix attributed to Giambologna

It is also site of an Etruscan shipwreck, dating to the early Iron age, c. 600 BC. The cargo of the ship included copper and lead ingots, iron spits, amphorae and a Corinthian helmet. Even a wooden writing tablet with stylus was preserved. The finds are almost completely lost now.

Flora and Fauna (from wikipedia)
The vegetation of the island of Giglio was originally formed by Lecce, which covered almost the entire island.
The ancient vegetation that dominated the island, characterized by Mediterranean holm oak and cork trees and arbutus with heather, honeysuckle (Lonicera implexa) strappabrache (Smilax aspera), madder (Rubia peregrina) cyclamen (Cyclamen repandum Cyclamen and neapolitanum) is is still on the Franco Promontory along the west coast south of Giglio Campese, as well as on the eastern slope of Poggio Castle and the Mill Valley.

In the fifties the slopes of the Poggio della Pagana were reforested with pines and sea.

Until a few decades ago almost the entire surface of the island had been built terraced with dry stone walls of granite (called 'Greppe'), some of which are still vineyards to produce wine gigliese, which falls under the same name of origin and product specification dell'Ansonica Argentario coast, most of the terraces, however, was abandoned and is slowly being colonized by low scrubland and then to Elicriso of tanks.

 

The terrestrial fauna of the island has no great variety, confined to wild rabbits, to a lesser Crocidura in mice and the wild mouflon, imported recently and not widespread.

Are well represented species of bats (the bulldog of baskets, the miniottero Schreiber, bats nano albolimbato the bat, the bat, the bat of Elders, the Evening municipality, the trunnion el'orecchione dark gray).

Among the bird species breeding and wintering system include: the shag the hen harrier, buzzard, kestrel, peregrine falcon, the gull, herring gull, the sandwich tern, the wild pigeon, the dove, the barn owl, the owl, owls, the Nightjar, swift, pale flounder scopaiola the Accentor, the Black Redstart, thrushes, the nun, the warbler, common raven and black bunting.