Context Travel: The company has walking tours in 21 European cities, plus a robust collection of 50 itineraries in Rome. Outings are led by master’s- and Ph.D.-level scholars in such disciplines as archaeology and urban planning. From $75.
Elizabeth Minchilli in Rome: Food writer Minchilli leads market tours in Campo de’ Fiori and Testaccio; sample local delicacies along the way. From $195.
