Snow holes, arctic marathorns and lucky koalas...

This week we experience the extreme heat and the extreme cold.

With the horror of the bushfires in Australia we at least find one heart warming story of rescuers saving a koala from the carnage.

Back in the northern hemisphere we see what problems (and fun) snow can cause to those looking for a bit of adventure.

Scroll down to see this week's videos...

 

 

 

 

 

 

She's bewildered, dehydrated and adorable. This footage is at least one happy story from the terrible bush fires in Australia...

 

 

Those of you who are in to mountain marathons; you may want to consider this - it takes place in Swedish Lapland each year...

 

 

Just a quick video which demonstrates just how tricky the snow can be when it gets deep...

 

 

A beautiful series of timelapses from Snowdonia...

 

 

Watch two guys build a snow hole in the Brecon Beacons where they spend the night...