'The he-goat shall thus carry upon itself all their sins to a precipitous land, and he shall send off the he- goat (via the Eastern Gate) into the desert' (Leviticus 16:22)

The Gate of Mercy, a.k.a the Shushan and Eastern Gate, is where the Messiah will enter Jerusalem and redeem Israel.

While it is not a highly visited gate, it has a rich history and, according to Jewish tradition, will play a key role in the future as well