The Vikings take a 10-day, 2-game trip to Dublin and London, an NFL first. The collection of passports for each member of the nearly 200-person traveling party the Minnesota Vikings began more than five months ago, when team operations staff initiated preparations for an unprecedented NFL road trip. Having played four international games over the past 12 years, the Vikings had a plan for the passports — and just about everything else. After the trip east, the gear was transferred to a cargo ship that docked in Dublin about 10 days before the Vikings took the field against the Steelers. “Despite the massive undertaking of what this trip is,” Martin said, “this was a good thing for us.