Lovers should head to the world’s most romantic monument, the Taj Mahal. They can stay in oceanfront rooms in frenetic Mumbai, and indulge in world-class Indian spa treatments ($6,660 per person, three nights). Marriott visitors to China can scale the Great Wall with their own private tour guide, then relax with a Zen-inducing yoga class ($3,806 per person, three nights). Packages to the lost city of Machu Picchu include forays into Peru’s happening capital, Lima ($3,000, four nights). Visitors to the world’s last Mayan temple at Chichén Itzá can exfoliate with spa treatments made from traditional ingredients like ground corn and honey ($942 per person, three nights). At Petra in Jordan, tourists will enjoy a gourmet picnic lunch at the foot of the ancient rock-carved treasures ($420 per person, three nights). But that doesn’t mean tourists should pass up Marriott’s tour of the last of the remaining ancient wonders, the Egyptian Pyramids at Giza ($678 per person, two nights).