At the Travel Business Academy, a professional online course teaching entrepreneurs how to start a travel business, we have been researching and analyzing the in-destination mobile app travel business.This article looks at the current online booking and mobile booking landscape for the tour and activity market and shows where a large entrepreneurial opportunity lies. The PhoCuswright research report When They Get There (And Why They Go), first published in February 2011, shed a boat-load of interesting data on the tour and activity market.