Standing in a busy hallway of the Longworth House Office Building in Washington, D.C., longtime travel seller Marc Casto told me he was having a blast. “It's definitely a bit of a political geek fest,” said Casto, who is the CEO of MVC Solutions and former chairman of the board for the American Society of Travel Advisors (ASTA). “And it’s a wonderful opportunity for us to represent the business we love, and to showcase what we do to people who don't necessarily understand our side of the industry."