But how did ancient artists create prehistoric masterpieces on sheer cliffs today only accessible by sophisticated modern climbing equipment?
Call to locals and tourists to aid experts counter the green gunge 'polluting' world's deepest lake.
Concern is growing over poaching of the 'secretive' manul wild cat - also known as Pallas's Cat.
Yakutia Airlines boosts flights from Alaska to some of the world's greatest, yet most unexplored holiday destinations.
The recording comes as several people get killed and wounded in recent 'worst-ever' bear attacks.
Poaching, climate change and excessive hunting caused colossal population drop.