From the airport: Take 7a avenida (septima avenida) north (for about 20 minutes) until you reach 3a calle (tercera calle) in zona 2. Turn right onto 3a calle. Turn left onto 8a avenida (octava avenida). Turn left onto 4a calle (cuarta calle). It is the grey house on the left-hand side with the number 7-46.