Hmmm... this looks a little trickier to assemble than our flat-pack wardrobe from IKEA... This image appears in the gallery:NASA's Awesome Vintage-Style Posters Will Make You Want To Walk On Mars 8. Hmmm... this looks a little trickier to assemble than our flat-pack wardrobe from IKEA... Picture: Nasa Mars Mission 8 images See the full gallery: NASA's Awesome Vintage-Style Posters Will Make You Want To Walk On Mars