The Dead Sea, which is also known as "The Sea of Salt," is a type of salt lake that is located between Israel to the West and Jordan to the east. This is actually the lowest point on Earth, being located 1,378 feet below sea level. Of course, this also means that its shores are the lowest point on the Earth's surface. As far as depth, the lake is 1,083 feet deep. It is 42 miles long and 11 miles wide at its widest point. The Dead Sea is also the main tributary to the Jordan River.
Most people know the Dead Sea because of how extremely salty it is. In fact, the salinity level is so high that no fish or water plants can there. In reality, the Dead Sea is world's second saltiest body of water. Lake Asal in Djibouti is the only lake on Earth that is saltier than the Dead Sea. It is interesting to note that the Dead Sea is 8.6 times saltier than the Earth's oceans and nine times saltier than the Mediterranean Sea. There are a lot of health and beauty products made from the Dead Sea's water.
Besides the beauty products that come from this area, there are also a lot of historical places that many people throughout the world go to this region of the world to visit. This is because Jerusalem is the spiritual center of numerous religions, including: Judaism, Christianity, Armenianism and Islam. There are also Greek monasteries and the Qumran caves located here. As such, the Dead Sea really is one of the most spectacular natural and spiritual landscapes in the world.
Judaism lays claim to the Dead Sea's southeast shore because this is where the cities that were mentioned in the Old Testament of the Bible were located. For instance, in Genesis 18 Sodom and Gomorra were mentioned as the place that was destroyed in the time of Abraham. Also in Genesis Ein Gedi was mentioned as the place where King David hid from Saul. Then in Deuteronomy 29:23 the "cities of the plain" were mentioned, which included Admah, Zeboim and Zoar.
Christianity also holds claim to some of the areas around the Dead Sea, especially Israel. Biblically, this was a refuge for place for King David. King Herod also built numerous fortresses and palaces in this area. According to Herod the Great, this was one of the world's greatest health resorts. For these numerous reasons, many Christians still travel to visit this region of the world even today.
Of course, Islam also has some of its beliefs rooted in this region or the world. They believe that this is the land in which the Prophet Lut lived. This prophet is also known in the Hebrew Scriptures as Lot.
So, as you can clearly see, there is a lot of history and science surrounding the Dead Sea. People truly do travel here for quite a variety of reasons. Therefore, the study of this region is of great interest to many people.