Built in the green valley of Aoos, Vovoussa (Vovousa) is surrounded by high mountains and pine, beech and white-skinned pine forests, at the eastern Zagori border, Valia Calda National Park and at the center of the National Park of North Pindus, and it has linked its name to the River Aoos. “The” Protect Aoos “MTB Ultra is indeed the most demanding MTB race in the country,” say the people who have run it. And this is because it requires not only physical endurance and proper power management for more than 100 kilometers, or the bike to cope without any mechanical problems. The greatest feature and the grandeur of the struggle are the soul and the will to impose on both the mind and the body, with the mere purpose of ending next to the Aoos River. The aims of the event are the communion of the protection of the Aoos River, the preservation of the environment of the region and the promotion of activities, such as the athleticism and the culture with emphasis, as far as the specific event is concerned, on mountain biking. The transformation of the area into a mountain bike preparation area will benefit athletes with the multitude and the variety of routes, while – at the same time – will benefit and upgrade the local community. After four years, the fruits of this endeavor are shown by the increase in biking tourism in Vovoussa. As for the race, this year comes with small changes in the field and the any changes will focus on improving the benefits for cyclists on the route and visitors.