Can't decide if you want a wired or wireless pair of headphones , or one with active noise cancellation or without? If you've got the cash, you can have it all with the Sennheiser MM 550-X ($499.95 direct), an extremely well designed set that covers practically every situation you'd ever encounter.
Very expensive; Noise cancellation performance, while solid, isn't class-leading; Audio quality takes a big hit when noise cancellation is activated