Surprisingly more cozy than claustrophobic.
This minimalist dwelling with a hidden bathroom and an impressive view.
Photos: Ensamble Studio
Ensamble Studio’s Truffle house is located on the Spanish Galician coast.
This cavernous hotel suite in Turkey.
Photo: Kelebek Hotel
One of a number of cave rooms in the exclusive Kelebek Hotel.
This cliff-side home with a cave pool in Santorini, Greece.
Photo: imgur
This rental home in Shekef, Israel.
Photos: Airbnb
Book it through Airbnb for approximately $425 USD a night.
This romantic cave lounge, kitchen and pool room.
Photos: Studio F
Part of a 3,500-square-foot compound in Civita di Bagnoregio, Italy.
This mine shaft hotel room.
Photo: Pappilabild via Sala Silvergruva
Billed as the world’s deepest hotel room, the confined quarters are located 508 feet underground in Sweden’s Sala Silver Mine.
This cozy single-family cave in Spain.
Photo: imgur
These in-ground earth houses.
Photos: Wikimedia
Located in Dietikon, Switzerland, the Earth House Estate Lättenstrasse is a collection of three- to seven-bedroom homes built into the countryside’s rolling hills.
These guest rooms in Southern Italy.
Photos: homedsgn
Located in the country’s Sassi area of Matera, Sextantio Le Grotte della Civita is an 18-room hotel built into prehistoric caves. Open year-round, a one night say costs anywhere between $110 to $780 USD, depending on the season and the type of the room.
This three-story home in Festus, Missouri.
Photo: Caveland
The three-bedroom residence was custom-built inside a 17,000-square-foot sandstone cave.
This bed and breakfast in Troo, France.
Photos: Airbnb
Available for approximately $115 USD per night.
The cave homes of Cappadocia, Turkey.
Turkey’s Göreme National Park is home to a network of human-created caves with living quarters, places of worship, stables and storehouses. According to National Geographic, the site has been inhabited since as early as the Hittite era, circa 1800 to 1200 B.C.
Tunnel villa, Switzerland
Photos: SeARCH
Designed by SeARCH and Christian Muller Architects, this tunnel-shaped, concrete cave home was built 72 feet into a slope on Switzerland’s Valsertal Valley.