This video is answering the question of where is the largest cave in the world.

This video is answering the question of where is the largest lake in the world.

This video is answering the question of where is the largest rainforest.

This video is answering the question of where is the Matterhorn.

This video is answering the question of where is the highest railway bridge in the world.

This video is answering the question of why are the Galapagos islands known as a marine reserve.

This video is answering the question of why is the Liberty Bell a symbol for the US.

This video is answering the question of why is the maple leaf a symbol of Canada.

This video is answering the question of where is the Great Victoria desert.

This video is answering the question of where is lake Baikal.

This video is answering the question of where is Lake Michigan.

This video is answering the question of where is Mount St Helens.

This video is answering the question of where is the Arabian Desert.

This video is answering the question of where is the biggest zoo in the world.

This video is answering the question of where can you see The Aurora Borealis.

This video is answering the question of where do icebergs form.

This video is answering the question of where do mountains form.

This video is answering the question of where do spices come from.

This video is answering the question of where are sinkholes formed.

This video is answering the question of where are the Cliffs of Moher.

This video is answering the question of how can the rainforest help fight diseases.

This video is answering the question of what job does the ozone layer do.

This video is answering the question of what language is spoken in Africa.

This video is answering the question of what language is spoken in Kenya.