Joshua 4:19

Gilgal : a place where Israel encamped between Jericho and the Jordan,a town between Dor and Tirza in the territory of Ephraim (YC),a town just north of Joppa, originally a military base (YC),a place 12 miles south of Shechem now called Jiljiliah (YC)
(31° 51´, 35° 31´); (32° 42´, 35° 18´); (31° 51´, 35° 31´); (32° 1´, 35° 13´); (32° 48´, 35° 35´)

Jericho : a town five miles west of the Jordan and 15 miles northeast of Jerusalem,a town of Benjamin 11 km NW of the mouth of the Jordan River
(31° 52´, 35° 26´)

Jordan : the river that flows from Lake Galilee to the Dead Sea,a river that begins at Mt. Hermon, flows south through Lake Galilee and on to its end at the Dead Sea 175 km away (by air)
(32° 18´, 35° 33´)

Joshua 21:10

Aaron : a son of Amram; brother of Moses,son of Amram (Kohath Levi); patriarch of Israel's priests,the clan or priestly line founded by Aaron

Kohathites : members of the clan of Kohath of Levi

Levi : members of the tribe of Levi

Levites : relating to Levi and the priesthood given to him,a tribal name describing people and ceremonies as sacred