Crossword Genius

Widely divergent, like citizens of Warsaw and Cracow? (5,5)

Ross

I believe the answer is:

poles apart

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'widely divergent' is the definition.
'poles apart' can be an answer for 'divergent' (thesaurus). I'm not certain of the 'widely' bit.

I can't explain the rest of the clue.

Can you help me to learn more?

(Other definitions for poles apart that I've seen before include "Goalposts are" , "far away from each other?" , "Having widely divergent opinions" , "Unlikely to meet" , "Completely different" .)

I've seen this clue in The Times.
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