Translation of alacrity in German

I am from Los Angeles California, i live in Manhattan NYC, i like to photography and art. I am learning English for my work and I should have a study partner in order to learn English a little quicker. Do you agree?
In addition I felt were uncomfortable with a ten year old girl rowing our boat while we were sitting like stupid tourists there. I offered to row myself and took the girl's rudder. She was happy.
We caught the last bus leaving from Calama to San Pedro the Atacama in the Atacama desert, the driest place on earth. Even NASA is using this place as a live moon simulation area. It was night though.