Derek Doy, 71, was determined to fulfil his childhood dream, overcoming his heart trouble in Novosibirsk, to complete trip.
Predators seek food in villages all around Siberia as climate expert warns of worse fires each year due to soaring rise in temperatures, 10C above average.
Proof of recovery of endangered species after 'historic' sighting of Siberian tiger 2000 km west of its usual habitat.
Radiation, chemical and biological forces tackle two million tonnes of toxic chemical waste with huge mercury stockpile and oil poisons.
Irkutsk Airport seen as potential destination by major airlines at Routes Asia - 2014 forum in Malaysia.
A future international tourist bonanza is being brewed on the historic Great Tea Road.
It is a medical fact that children are healthier if they daily run out into the snow in their swimming costumes - and pour a bucket of cold water over their heads.
Rouble exchange rate means there is no better time for foreigners to visit Russia and stay in comfort at bargain prices.