Kim Jong Un’s first public appearance in almost three weeks sent analysts poring over the few photos released by North Korean media for clues about his mysterious absence.

Propaganda reports Saturday about Kim’s visit to a fertilizer factory northeast of Pyongyang didn’t make the slightest allusion to the global speculation about his health in recent weeks. That left observers to glean what they could from visual cues about the supreme leader’s appearance, entourage and surroundings.

Here are some things they noticed: