Crash Course
What is Weathering? Crash Course Geography
Weathering breaks down rocks and creates sediments which become the raw materials for other rocks and the formation of our soils. And we call the process of moving that sediment erosion. In today's episode, we're just going to focus on...
Curated Video
Limestone: Features
Easily eroded by water, limestone's composition means it makes up spectacular sights all over the world. Learn about some of the surface and underground features of this rock type. Earth Science - Geology - Learning Points. Limestone is...
Curated Video
Limestone: Uses
From English farmland to Egyptian tombs, Limestone is a distinctive rock with many uses. Learn about the formation of different limestone types and the landscapes these form. Earth Science - Geology - Learning Points. There are three...
Curated Video
Slovenia, Postojna Cave
Postojna Cave is without doubt one of the most diverse cave systems in the world. Its 24 kilometres of passages, galleries and magnificent halls offer a unique experience of the underground world. The caves are also home to the endemic...
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Slovenia, Skocjan Cave
Skocjan Caves represents the most significant underground phenomena in both the Karst region and Slovenia. Skocjan Caves was also entered on the List of Ramsar wetlands of international importance on 18 May 1999. Together with the...
Curated Video
Slovakia, Ice caves - Demanovska and Dobsinska
A lot of Slovak caves are located in the mountain range called Slovak Karst. The caves of Slovak Karst system are listed in the UNESCO's World Heritage List. These caves are noted for having the world's highest stalagmite, aragonite and...