Kohen
A Kohen is someone who's father is a kohen. The first Kohen was Aaron.
Kohen Media
Illustration of Aaron's lineage from the 1493 Nuremberg Chronicle
The high priest in his golden garments (the chain censer depicted is anachronistic).
The priestly breastplate of the high priest.
Kohen, Kohen Gadol and a Levite (Charles Foster, 1873)
Qodeš l-Yahweh (Paleo-Hebrew alphabet), "Holy to Yahweh", an inscription worn on the forehead of the High Priest of Israel
A group of kohanim studying the Mishnayot laws of Keilim in anticipation of the rebuilding of the Beit Hamikdash
Large crowds congregate on Passover at the Western Wall to receive the priestly blessing