History: The RP FLIP in 1962, a manned oceanographic research ship designed to be capsized at a 90° angle for weeks on end. [923 × 743]

https://upload.wikimedia.org/wikipedia/commons/6/61/FLoatingInstrumentPlatform.jpg via /r/HistoryPorn http://www.reddit.com/r/HistoryPorn/comments/3zvqqr/the_rp_flip_in_1962_a_manned_oceanographic/