Have the previous four suggestions made you yawn? If you want to see more than our planetary backyard, you should sign up to live in Mars One, a Martian settlement planned for 2023. This ambitious mission is now taking applications for astronauts; find out if you are eligible to go on their website! If 2023 seems a little too soon for you to pick up and move to another planet, rest assured. There will be other chances. Just last month, SpaceX founder Elon Musk announced that he intends to build a Martian colony of 80,000 people in his lifetime.