[koeselitz]

Yes, the actual linux documentations are actually very good. I live on a server with hacked-together shell commands that are badly-documented, so I'm in the bad habit of doing the --help thing (the default around here).

The man pages are indeed very good. It's also worth noting that the Gnu people tend to prefer info pages - and 'history' is traditionally a Gnu-maintained command (as part of binutils) - so you'll get the absolute best documetation I know of (long explanations, interesting permutations, obscure hacks) if you do:

info history