Traveling to the edge of space isn't easy. Sure, we can send up small things like a digital camera with a few helium-filled weather balloons, but a whole person is quite a bit more difficult (especially if the person wants to return to Earth safely). Fortunately, there are a few companies that are working on space tourism, and space tourists could help fund the development of a growing number of commercial space services. Here are just a few links related to putting people in space.
If you'd like to read more awesome and interesting stuff, check out this unrelated (but not entirely random!) Techdirt post