Revealing pictures of Siberian ruins as new royal theory may explain this remote 8th century summer schloss.
Experts still divided over mysterious 1,300-year-old fortress-like structure located on island in middle of lake.
Aged 4, she battled through chest-deep snow in minus 24 C to plead with closest neighbours to help her blind grandfather.
Girl walked 8 km all alone in minus 34C from remote family home to report her beloved grandmother's death, and beg help for blind grandfather.