The term 'Steampunk' describes a genre of science fiction whereby Victorian and Edwardian aesthetic sensibilities are merged with steam-powered machinery. 
Every year thousands of people flock to Lincoln to see the largest Steampunk event in Europe. The streets of the cathedral quarter fill up with with elaborate outfits; many hand made, to create an extravaganza of weird and wonderful sights.
The illustration below was created to promote an exhibition that took place during the event.