The Drakensberg mountain range encompasses massive sandstone buttresses, grass-covered plateaus, and cathedral-like rock towers. But how did these mountains get here?

In this video-enhanced lesson, students will learn how glaciers and glacial movement have affected the Earth through a series of Web interactives and hands-on activities. (Grades 9-12)

Segments from the NATURE episode "Ireland" provide examples of the effects glaciers can have on a landscape.

These clips from the NATURE episode "Violent Hawaii" illustrate how erosion has shaped Hawaii's landscape, and show measures being taken there to limit theprocesses of erosion.

This video-enhanced lesson discusses the processes of weathering and erosion and how they work together to shape the earth's landscape. (Grades 9-12)