The truth is, you don't have to be rich or even wealthy to travel domestically or abroad. What it comes down to is being realistic about your travel style and strategically finding ways to get the best deals and bang for your buck.
They say we float around here in San Francisco, and perhaps we do. But we are artists, poets, entrepreneurs, sex workers, writers, and much more. Mainly we are doers, because the people in San Francisco are always doing something.
One of the most common questions I am asked is: "How did you afford to travel around the world?" Here is the simple answer: I saved money by traveling. It would have cost me a lot more to stay and live in Chicago than to travel around the world.