
1) Garden in Saint Petersburg 2) Palace in Russia
Found on
https://www.crosswordclues.com/clue/catherinehof

Ekaterinhof or Catherinehof (Екатеринго́ф) is a historic district in the south-west of St Petersburg, Russia. Its name originated in 1711, when Peter the Great presented the Ekanerinhof Island and adjacent lands along the Ekateringofka River to his wife Catherine, whose name they memorialize. The emperor apparently conceived Catherineh...
Found on
http://en.wikipedia.org/wiki/Catherinehof
No exact match found.