Stratovolcanoes are cone-shaped volcanoes that build up from layer after layer of lava and ash, one eruption at a time. They're also called composite volcanoes. Mount Rainier in Washington is a ...

There are two main types of volcano - composite and shield. The two types of volcano form in different places and have very different characteristics. Ash released from shield volcanoes often ...

Etna is a composite volcano, also called stratovolcano, a conical volcano built up of many layers (strata) of hardened lava and tephra. It is characterised by a steep profile with a summit crater ...

At destructive boundaries - where tectonic plates are moving towards each other - you’ll find composite volcanoes. Composite volcanoes have very sticky and thick lava, which can make them very ...