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Yaroslav the Wise
Saint Sophia Cathedral in Kiev
This iconic cathedral fell into disrepair and was almost destroyed during the Soviet era, but it was saved and restored to its former glory.
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"Saint Sophia Cathedral in Kiev."
https://en.wikipedia.org/wiki/Saint_Sophia%27s_Cathedral,_Kiev#/media/File:Kij%C3%B3w_-_Sob%C3%B3r_M%C4%85dro%C5%9Bci_Bo%C5%BCej_02.jpg
Wikipedia
CC BY-SA 3.0.