The Volga River starts in the <span>Valdai Hills and drains into the Caspian Sea.</span>
Dormant volcanoes are know as sleeping volcanoes... :)
Because it is surrounded by land that is a lot flatter
A succession of ocean waves set in motion by a submarine earthquake (also known as underwater earthquake) is called a tsunami. This happens when tectonic plates move, converge, or subduct. Submarine earthquakes are common in Asia where there’s a submarine earthquake zone called Pacific Ring of Fire.
Stalactites are the ones that hang down from the ceiling in a cave..