I spent $500 to have my own room on a 30-hour Amtrak ride. Take a look inside the 20-square-foot private cabin.

Business Insider's reporter traveled by train down the East Coast from New York to Miami in an Amtrak Viewliner roomette. Joey Hadden/Business Insider This 20-square-foot train cabin was my home for 30 hours. I spent $500 for the private space aboard an Amtrak train from NYC to Miami. Take a look…