While in Trujillo your day will be pretty full. However, you may still find time to take advantage of the many opportunities available to you.
Combine your elective with surfing 20 minutes from Trujillo is Huanchaco, a seaside resort and surfing mecca, recognized as a World Surfing Reserve. Here several surfing schools offer classes and equipment hire.
If you like the idea of surfing but prefer to stay dry, you could try Sandboarding at Conanche. Here, 20 minutes from Trujillo you can fly down the huge dunes without getting wet.
Trujillo is one of the Archaeological capitals of the world boasting both the UNESCO World Heritage Site, Chan Chan, and also The Temples of the Sun and Moon, one of the ten most important archaeological sites in the world.
Within 2 hours of Trujillo, you can travel to the wine growing region of Cascas or the Andes town of Otuzco.
For serious surfers, Chicama with the longest surfable wave in the world can be reached by bus in 90 minutes.