It's the best of America on show, from the Martin Luther King Jr Memorial to the Declaration of Independence and the space race.
While other passengers learned to salsa or make sushi, I signed up for something completely different.
Sometimes the best of travel lies in recognising that you won't see it all.
A motley crew prepares to perform one of Arctic tourism’s rites of passage - the polar plunge.
Anthony Dennis takes a 10-day trip on one of the most charmingly decrepit railway systems in the world.
Make sure you leave any preconceived behind.
Some people might like to party while travelling, but I prefer quieter pursuits.