http://filipinotravelagency.com - Isabela is the biggest province in the Cagayan Valley Region and dubbed as the “Rice Granary of the North”. It is bordered by Aurora, Quirino, Nueva Viscaya, Ifugao, Mountain Province, Kalinga, and Cagayan. Going to Isabela can be done by means of air and land travel. Provincial buses from Manila like Island Trailways, Inc., Pantranco North Express, Inc., and Philippine Lawin have regular travel schedules bound for Isabela and will consume approximately ten to twelve hours of travel time.
