Mars: Multiple Tours Available The Mars Exploration programme seeks to understand whether Mars was, is or can be a habitable world. Mission such as Mars Pathfinder, Mars Exploration Rovers, and Mars Reconnaissance Orbiter have provided important information about the habitability of Mars. This poster imagines a future day when we’ve achieved our vision of human exploration of Mars and takes a nostalgic look back at the great imagined milestones of Mars exploration that will someday be celebrated as historic sites