Full-Day Trek to the Base of Paine Towers at Torres del Paine National Park. Set out with no more than five others on a full-day trek to the base of Paine Towers, the iconic granite rock centerpiece of Torres del Paine National Park. Get an early start from Puerto Natales for this somewhat difficult 12-mile (19-km) hike through a valley, crossing streams and traversing woodlands before climbing a moraine to the towers. An experienced guide accompanies you on the round-trip trek, which includes a rewarding boxed lunch at the towers’ base. Book and Save 10%! Full-Day Trek to the Base of Paine Towers at Torres del Paine National Park.