Introverts may finally have an advantage over the extroverts of this world through solo traveling. Traveling solo lends perfectly to an introvert's natural tendencies to spend time alone, observe the world around them, reflect, and even strike up meaningful conversations. Introverts, picture this: you alone on a long train ride through a new country, gazing out of the window at the changing landscape around you, a book on your lap that you thumb through every now and then or perhaps even…