Cartagena, Colombia
A 17th-century convent transformed into a luxury hotel within Cartagena's UNESCO-listed walled city. Cloistered courtyards give way to a modern wing, and the rooftop pool overlooks terracotta roofs and the Caribbean Sea.
Calle del Torno #39-29, Cartagena de Indias
$$$$
Check-in 15:00, check-out 12:00.
About 15 minutes from Rafael Núñez Airport.
Yes, within the UNESCO World Heritage walled city.