Translation of perpetrador

This is almost six hours, a long time for someone who has children and a day job. I recommend that we write eachother shorter emails and in both languages. Spanish and English next to eachother.
I visited a few churches near the center and decided to climb the mountains nearby, on which there were also churches. My intention was to get a good shot at the town from above, a bird view.
Puerto Madryn was a boring city, but it was the hub to see the Peninsula Valdes, a nature reserve listed as a World Heritage site by UNESCO. We did not know what to expect but new that we would see Pinguins