Use glue, salt, and watercolor. The glue makes the colors rise from the paper and the salt creates a 'starburst' look.
Skin by Michel Téo Sin, via Flickr
B&W bubbles. http://piccsy.com/2012/03/buble-bw/
bleu - blue door - old wood
Some great peeling paint!
nature as the artist. abstract , modernist painting from stone, texture,rock, grey
Raindrops on spider's web, spiders web has started to break, ephemeral structure
untitled by don taylor
Peeling poster wall