Culture on edge of Siberia was 'as advanced' as in Middle East, then considered to be the apex of development.
New computer model of Ipatiev House lets you wander around the residence where the Romanov dynasty was obliterated.
Oil slicks, sewage, industrial waste and rubbish floating sea is harming wildlife and could lead to marine crisis.
President nominates Krasnoyarsk - a city with 'wonderful people' - to be eastern seat of power.
New rail bridge linking the two countries symbolizes closest-ever economic co-operation between neighbors.