Translation of lard in Spanish

At noon we drove back to the tiny airport near the city and a few moments later we were already in the skies. The flight to Saigon, today's name Ho Chi Minh city, lasted more or less one hour.
They were floating in self made tubs and rowed with sticks. When they reached our boat they tried to sell us beverage. We vigorously denied them access to our boat. It just did not help.
The border control was in the middle of the Andes mountains, at an elevation of around 2000 meters above sea level. The forest around us was covered with snow and the scenery was breathtaking.