Photo Gallery: Germany's Knitting Guerillas 05/23/2011
Ute Lennartz-Lembeck knit this rainbow sweater for a weeping willow in the...
DPA

Ute Lennartz-Lembeck knit this rainbow sweater for a weeping willow in the German town of Velbert. She is one of many Germans caught up in the global craze of "knitting graffiti," installing colorful yarn creations in urban spaces.