and certainly not for Estonia...
They would (almost) be more likely to deny you entry if you had a Russian visa since they weren't happy nor willing participants in the Soviet Union!
Kidding aside, as you've already heard, only Russia and there only if you are doing something independently. Enjoy the Baltic...it's a great cruise!
Scott
Ren R7:'01
HAL Volendam:'02&'05
RSSC Mariner:'02,’05,’09
RSSC Voyager:'03,’05,’06,’07,’08,’10
RSSC Diamond:‘04x2
RSSC Navigator:’08
Silversea Spirit:’10
12:A&K Le Boreal,Antarctic; Voyager,Iceland
13:A&K Le Boreal,Arctic
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