Found this link thanks to someone sharing it with the Wargamers group on Facebook:
http://joemonster.org/art/33505/Dioramy_z_okretami_arcydziela_ktorych_stworzenie_zajelo_wiele_tygodni
(Polish site, but you can let Google Chrome translate it, and the dioramas are pretty awesome.)
(https://www.grogheads.com/forums/proxy.php?request=http%3A%2F%2Fimg.joemonster.org%2Fi%2F2015%2F09%2Fmodele_28.jpg&hash=fd34dc6bb141f8b2690f3cba24609092e6514ce5)
(https://www.grogheads.com/forums/proxy.php?request=http%3A%2F%2Fimg.joemonster.org%2Fi%2F2015%2F09%2Fmodele_16.jpg&hash=e0bd6469dc06438e97f01e516fac258a7e28ada1)
(https://www.grogheads.com/forums/proxy.php?request=http%3A%2F%2Fimg.joemonster.org%2Fi%2F2015%2F09%2Fmodele_06.jpg&hash=eec79eb0111ecab7f831aff641285fef4ac6ff89)
This page led me to another site, where someone built a 3-meter-long model of a Russian sub:
http://joemonster.org/art/33396/Prawie_trzymetrowy_model_okretu_podwodnego_w_ktorym_odwzorowano_kazdy_szczegol_oryginalu?utm_source=Czytnik_rss&utm_medium=link&utm_campaign=rss&utm_term=joemonster.org
(https://www.grogheads.com/forums/proxy.php?request=http%3A%2F%2Fimg.joemonster.org%2Fi%2F2015%2F09%2Frussub_03.jpg&hash=4b698193d269e048140a482dea9427f25043dd1f)
(https://www.grogheads.com/forums/proxy.php?request=http%3A%2F%2Fimg.joemonster.org%2Fi%2F2015%2F09%2Frussub_21.jpg&hash=7c26c92e6e61f37752c7f7386714881c1452c1c3)
Many, many more pics at both links.
O0