Hotel Astronomico Elqui Domos, Chile – Hotel Astronomico Elqui Domos, Chile
This astronomers' dream-come-true can be found in the semi-arid grandeur of the Elqui Domos valley, which dips in between the Andes and La Cordillera de la Costa, and provides more than 300 clear days a year to stargaze.
The specially designed observatory cabins allow visitors to observe the splendor of the constellations without leaving the comfort of their bed.
Bivacco Luca Vuerich, Italy – Bivacco Luca Vuerich, Italy
Is this the ultimate alpine retreat? A simple a-frame shelter situated 2,531 meters above sea level, this mountaintop lookout was designed by Italian practice Giovanni Pesamosca Architetto for mountain climbers in the Julian Alps in the north-eastern tip of Italy.
Free Spirit Spheres, Canada – Free Spirit Spheres, Canada
Hanging like wooden baubles in the temperate rainforest of Vancouver Island off the West coast of Canada, these spherical tree houses are designed to give a luxurious and sustainable forest experience
Each sphere is hand crafted and takes about three years to build. They use bio-mimicry, in this case taking their inspiration from nutshells, to create a tree house than can safely be suspended from ropes in the canopFree Spirit founder Tom Chudleigh writes: "Our long range goal is to protect old growth forests ... we want to keep the footprint light enough so that it doesn't degrade the forest"