IN THE hills of central Spain is the pretty pink town of Albarracín. With medieval walls and the remains of castles, it’s ...

Greek castles remind us of impressive stories from their epic past, some ranked among the best-preserved buildings in Europe.

Photo by J. Irmišová et al. (2025.) Hidden beneath the floorboards of one of Europe’s oldest castles, a vanilla pod sat buried in a mixture of dirt and rubble. While it might not seem like ...