A few days before new years eve, while I was waiting for some waves, I sat down in front of Santa Catarina Fort, a beatiful medieval structure in Portimão - Praia da Rocha (South of Portugal). I start sketching with my cretacolor fine art graphite 9B pencil.

Later, at home, I've added more dark shadows into the sketch with my new Grafstone Caran D'Ache 6B pencil.

Read more about this place:

http://en.wikipedia.org/wiki/Fort_of_Santa_Catarina_(Portim%C3%A3o)