The Mount of Temptation was the hill in the Judean Desert

Judean desert

The Judaean Desert is a desert in Israel and the West Bank that lies east of Jerusalem and descends to the Dead Sea. It stretches from the northeastern Negev to the east of Beit El, and is marked by terraces with escarpments. It ends in a steep escarpment dropping to the Dead Sea and the Jordan...

 where Jesus

Jesus

Jesus of Nazareth , commonly referred to as Jesus Christ or simply as Jesus or Christ, is the central figure of Christianity...

 was tempted

Temptation of Christ

The temptation of Christ is detailed in the Gospels of Matthew, Mark, and Luke. According to these texts, after being baptized, Jesus fasted for forty days and nights in the Judean desert. During this time, the devil appeared to Jesus and tempted him...

 by the devil (Matt.

Gospel of Matthew

The Gospel According to Matthew is one of the four canonical gospels, one of the three synoptic gospels, and the first book of the New Testament. It tells of the life, ministry, death, and resurrection of Jesus of Nazareth...

 4:8). The exact location is unknown, and impossible to determine. It is generally identified with Mount Quarantania, a mountain approximately 366 m (1 200 feet) high, located about 11 km (6.8 mi) north-west of the West Bank

West Bank

The West Bank ) of the Jordan River is the landlocked geographical eastern part of the Palestinian territories located in Western Asia. To the west, north, and south, the West Bank shares borders with the state of Israel. To the east, across the Jordan River, lies the Hashemite Kingdom of Jordan...

 town of Jericho

Jericho

Jericho ; is a city located near the Jordan River in the West Bank of the Palestinian territories. It is the capital of the Jericho Governorate and has a population of more than 20,000. Situated well below sea level on an east-west route north of the Dead Sea, Jericho is the lowest permanently...

. According to the public domain Catholic Encyclopedia, Quarantania is "a limestone peak on the road from Jerusalem to Jericho".
It is mentioned in a poem of the Temptation event by Henry Wadsworth Longfellow

Henry Wadsworth Longfellow

Henry Wadsworth Longfellow was an American poet and educator whose works include "Paul Revere's Ride", The Song of Hiawatha, and Evangeline...

. See Christus: A Mystery (I:1:2 Mount Quarantania).

Atop the mount is the Greek Orthodox Monastery of the Temptation

Monastery of the Temptation

The Monastery of the Temptation is an Orthodox Christian monastery located in the West Bank, along a cliff overlooking the city of Jericho and the Jordan Valley. It is built upon the summit of the Mount of Temptation, rising 350 meters above sea level...

or "Qarantal". Above Qarantal, on top of the cliff, is a wall, that sits on the ruins of the Hasmonean (later Herodian) fortress, Dok – Dagon.