A large wall in Paris, France with stencils by the street artist Jef Aerosol.
A large Gloom roller in San Francisco.
Here's a stencil of the Queen done by the street artist Endless in London.
For this week's Tattoo Tuesday here's a Teenage Mutant Ninja Turtles sleeve by the tattoo artist Bence Tattoo from Hungary.
A large "R" character in San Francisco by the graffiti writer Remio.
A new Painting of the Week has been long overdue. For this week's painting here's a wall in San Francisco done by the graffiti artist Jurne.
An impressive oil tanker painted to look like a Montana 94 spray paint can.
Bombing Science recently pulled together an interesting dataset from Instagram tracking the hashtag #graffiti around the world to see what cities had the most posts this summer.