Southwest Airlines ranked first on Glassdoor.com's list for 2010 of the 50 best places to work
, "selected by the people who know these companies best--their employees," according to Glassdoor. Fellow travel industry companies Continental Airlines placed eighth and Marriott snuck in at 50th.
Interestingly, Southwest did not appear at all on last year's list
, which was Glassdoor's first, but Continental (4th), Marriott (21st) and American Express (34th) did.