David Martines was scanning Google Mars when he discovered the long white edifice and has even listed the coordinates (49'19.73"N 29 33'06.53"W) so others can see it for themselves.
Mr Martines posted a video of the 'station' on YouTube which has been viewed more than 200,000 times.
On the video, he talks through the discovery he has named "Bio-Station Alpha". "It's very unusual in that it's quite large, it's over 700 feet (210m) long and 150 feet (45m) wide. It looks like it's a cylinder or made up of cylinders," he says.
"It could be a power station or it could be a biological containment or it could be a glorified garage — hope it's not a weapon. Source read more Rate this posting: