Oolong tea, made from more mature leaves, usually have less caffeine than green tea. On the flip side, mature leaves contain less theanine, a sweet, natural relaxant that makes a tea much less caffeinated than it actually is. That is the theory, anyway.
The highest point in Asia is Mt. Everest which is 8,850 meters above sea level. And Asia's lowest point is the Dead Sea which is 400 meters below sea level.
Flowing southward from Syria across Israel and into Jordan, the Jordan River is the lowest river in the world. From the Hula Panhandle, a marshy region at the northern tip of Israel, the river drops sharply to the Sea of Galilee, 686 feet (209 meters) below sea level.