People can arrive without any problem only till the punta del Filosofo (2980m).
Hikers that want to get the summit or go out from this delimited area MUST be leaded by a guide ! (You can avoid this limit asking a special permission to the Catania department of Club Alpino Italiano )
Mountain shoes needed, the hike has a cost of 55€ (including telpher, taxi and guide.
From Punta del Filosofo to the summit you have to walk for about 1hour and a half (difference in elevation ~ 400m)