Images show how a valve on the deck of the stern is an open position, meaning steam was still flowing into the ship's ...

Volcanoes can look like small mountains or hills. A volcano is an opening in the Earth's crust that allows magma, hot ash and gases to escape. Composite volcanoes are the most common type of ...

I’m in Italy visiting a very famous volcano called Mount Vesuvius. A volcano is an opening in the Earth’s crust, which allows hot magma, ash and gases to escape from below the surface.