Surviving Mars
80 Achievements
0-1h
GOG
Space Shopping
Play as USA and have a Geoscape Dome with a Megamall before Sol 100
0.7%
How to unlock the Space Shopping achievement in Surviving Mars - Definitive Guide
The Geoscape Dome is the final technology to be researched in the Biotech tree, whereas the Megamall is an unique building exclusive to USA, under the 'Dome Services' building category. Complete researching the Biotech tree and then build a Geoscape Dome with a Megamall within before Sol 100.