Explore beyond Lisbon city limits—and see several of Portugal’s top attractions in one day—on this seamless, small-group tour. Set off in the morning via air-conditioned vehicle and head to UNESCO-listed Sintra. Skip the long lines and explore the rainbow-hued Pena Palace (tickets additional expense) and pass by the Gothic wonder of Quinta da Regaleira. Then, stop by Cabo da Roca (continental Europe’s westernmost point) and Cascais on your way back to Lisbon.