Altitude SicknessEvery season, thousands of people travel by foot through Nepal, South America and Africa at altitudes above 3500 meters. In Europe, thousands of people climb Mont Blanc (4809 mts.) and the Matterhorn (4478 mts.) every year. Skiers in the Rocky Mountains frequently ski over 3,000 meters without descending to the bottom of the valley within 24 hours. Scientific studies show that the symptoms of "Altitude sickness" affect 40% of these people.
Natural Areas in the Italian Alps: The Tuscan ApenninesThe Apuan Alps Natural Park is located in the northwest of Tuscany, near the Tyrrhenian Sea. The characteristic hills of the region offer a visual spectacle worth experiencing. They are defined as being very abrupt, full of vegetation and with sloping walls.