Early risers in Rio de Janeiro won’t want to miss a spectacular sunrise over Guanabara Bay. This 2.5-hour private tour picks you up at a centrally located hotel and whisks you away to Mirante Dona Marta, a hilltop viewpoint offering panoramic views of the city. See Sugar Loaf Mountain and other iconic sights, then sip a provided espresso. It's a perfect wake-up call while in Rio.