Combining your hotel, car and flight into a Sierra de Aralar vacation package is the best way to land the best deal. Plus, having your own rental car gives you absolute freedom to get to all those landmarks you're itching to check out. Sitting 100 mi away from Sierra de Aralar, Basilica of Our Lady of the Rosary is one place that should be on your to-do list. Load up the car and make a day trip of it.