In the Greek community of Oia on the island of Santorini, homes are carved out of the cliffside. Known as 'cave houses,' these are traditional Greek island homes with whitewashed walls and curved ceilings. They tend to be small, but they can feel surprisingly spacious inside, thanks to some smart interior design decisions.

This little vacation villa is one of three on Santorini operated by Villas of Santorini. Owned by an architect, the villa has been outfitted with modern amenities — including a kitchenette and rain shower — but it retains the traditional form and appearance of a cave house. It's decorated minimally, but with an eye towards keeping the rooms light and airy. Space-conscious details include: