Hot air beats down on massed people, many selling gadgets and vegetables.
This is the main entry point for refugees fleeing the violence in South Sudan.
Thousands of unaccompanied and separated children have been registered here. Among them is Diana*.
Diana is 15 years old. She is visibly shy and struggles to maintain eye contact as she sits with her two younger brothers and tells us about her arrival in Uganda.
Her story is heartbreaking.