Cologne

I joined a line outside the cathedral with no idea what it was for — it led to a free concert inside. Here's what I wish I'd known: the new tourist entry fee, tower climb, opening hours and the photo spot everyone misses.

A ridable robot, a dancing karate-kicking android, an army boot camp between the game booths, and halls so big one full day isn't enough to see them all — here's everything to know before you go to Gamescom in Cologne.

Twelve championship-winning Formula 1 cars, 20+ of his original helmets and 40+ trophies — opened to the public by his own family, in an old airport hangar in Cologne. And walking in costs nothing at all.