There are a lot of famous buildings and architectural marvels on this planet. However, there are few of these orbiting outside the planet! Work on the International Space Station (ISS) began in 1998. It was one of the most expensive and complicated structures ever built. More than 16 countries helped build it and it took more than ten years. Despite this, the ISS still saw its share of problems. Now read about the spacewalks, vehicles, and shuttle flights it took to get the ISS off the ground and into space. Meet the people behind this amazing venture, including the ISS's near miss with disaster in July, 2015.