Vienna is one of Europe's most majestic cities, crafted to be the monumental capital of a wealthy and powerful empire that once stretched throughout the middle of the continent and then quickly disappeared after the First World War. Wandering through its grand boulevards and rich buildings you can still feel the echoes of this grand past and rather...

​ Urban metro systems are the lifeblood of most cities; tens of thousands of locals and visitors alike use them on a daily basis. Travelling on often crowded trains can be unpleasant, but in many cases the experience is made more appealing by the fact that in many European cities the metro systems also double as art galleries, s...