After passing through the valley of Agion Anargiron, which is covered with trees and rich in water, the visitors can go up to Lailias, 25 km to the north-east of Serres, this pride of the inhabitants of Serres, situated high up in the mountainous range of Vrontou with its forests associated with many tales and stories and with its skiing center suitable for both summer and winter tourism. 

     The road leading to the skiing slope, runs through this wonderful forest which even though covered with snow reminds the visitors that in the summer months it can fascinate the walker, the sportsman, the cyclist, the mountain climber, the camper. Lailias is a rare example of harmony between wild landscape and admirable beauty; it is a place of aesthetic value and exceptional natural beauty. The international walking paths E4 and E6 run through Lailias Mountain.

     In wintertime the forest is invested with real alpine grandeur. On the northern side of Ali Baba, the highest peak, amidst the beech-tree and fir-tree forest is the skiing center, 1600m high and 27 km from Serres. It has a main skiing slope 1000m long and 60m wide, which can be used by 700 people per hour while there is another smaller slope for beginners, 200m long.

     At the beginning of the slope skiing equipment can be hired and experienced instructors give skiing lessons to beginners on the spot.

     At the end of the slope there is a nice modern chalet with a restaurant, a cafe, bedrooms with central heating. There are beds for 80 people.

     Each year skiing and langlauf competitions, district championships, local and international skiing competitions are held here. The skiing center is open to the public on Fridays, Saturdays and Sundays even on bank holidays. The snowfall is good in this area, which lasts 3,5 to 4 months a year.

     It is one of the most remarkable skiing centers in Greece, which attracts many ski-lovers, amateurs and sportsmen not only from Serres but from other prefectures, too.