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The Week in Pictures: A House without Walls, Gorgeous Rail Car Garden, and More

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On the Caribbean Sea, Colombian firm Plan B Architects has produced a new kind of Passivhaus -- a bioclimatic building with a roof, but no walls.

We also have an old railway car transformed into a beautiful garden, artists' responses to global warming, an ode to cheese, a fancy new electric bike, and more in our roundup of the best images on TreeHugger this week.

An Unconventional Home

World-renowned for their work in Medellin, especially for the Orchid House at the Botanical Garden, Plan B Architects is busy and keeps coming up with great projects.

One of their latest is this wall-less house in Rio Cedro, a city located by the Caribbean Sea, 200 miles north from Medellin.

Read the full story: Bioclimatic No Walls House In Northern Colombia Is Caribbean Paradise

Photo: Sergio Gomez

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