This mysterious symbol has been popping up all over the Houston area, causing many to wonder what the secret behind this graffiti is and why it is spreading around the city like wildfire.

The Breakfast Klub in South Central Houston was tagged this week with graffiti inspired by the iconic "Be Someone" street art that can be seen on a railroad bridge above Interstate 45. Marcus ...

That’s one reason graffiti artists are protective of their anonymity. The other, says Mario Enrique Figueroa Jr., a pioneering street artist in Houston who works as Gonzo247, is that mystique ...