Visiting the coldest reaches of Siberia in the depths of winter takes some preparation and I don’t just mean packing a thick coat. Temperatures in this part of Russia can fall so low that if you usually wear metal spectacles…

Visiting the coldest reaches of Siberia in the depths of winter takes some preparation and I don’t just mean packing a thick coat. Temperatures in this part of Russia can fall so low that if you usually wear metal spectacles…