Arsenal's midfielder Henrikh Mkhitaryan thanked Los Angeles for the warm welcome.
Arsenal finished the training camp in Los Angeles with a friendly against Bayern Munich.
Unai Emery's team defeated German champions 2-1.
Armenian national squad leader Henrikh Mkhitaryan played 64 minutes.
“Great to be back on the pitch in this first test game vs Bayern Munich. Thank you LA for the warm welcome,” he wrote on his Facebook.