Sport, nature, a dip in the castles of the Middle Ages and a good typical lunch are the ingredients of this day in the plain of Bergamo. Walking along the cycle path of Parco del Serio that flows next to the river and immersing yourself in the fields of the lower Bergamo you will experience the emotion of electric mountain bike, accompanied by an e-bike instructor. There are many points of historical interest that will meet, linked to the presence in the 15th century of the great leader Bartolomeo Colleoni.