On Earth, the United Arab Emirates boasts the tallest building, the largest artificial island and the biggest shopping mall, which includes an indoor ski resort and a colony of penguins. Earth, though, has its limits, so the Persian Gulf nation is looking elsewhere. If all goes as planned, a century from now it will have built a fully functioning city of 600,000 people on Mars.
Featured image: Sarah Amiri, deputy project manager and lead scientist at the Emirates Mars Mission. (Ann M. Simmons / Los Angeles Times)