Mission to Mars was LIMITEDSPACE's first attraction and it was a big one kicking off to major publicity and appearances from Ohio astronaut (and first American to orbit the Earth) John Glenn and cosmonaut Aleksi Leonov.[1]
See upcoming LIMITEDSPACE attractions.
Go back inside the main building.
Go outside into the Science Park.
[1] Thank you Aaron Marine and Erin Iesulauro for the info.