1.ten years old 2.yes,travelling is nikitas hobby,because always he travelled with his family 3.he started travelling when he was only 2 years. 4.he went to an international oce-camp in the altai region. 5.they enjoed the beauty of nature,went hiking in the mountains,swam in lake,made fires in the evening,spoke english. 6.they planted trees and cleaned the area 7.he was in finland 8.he wants to visit australia