Columbia takes an interesting approach to the BKG of their store by stitching photos together: goo.gl/MpnI9 columbia.com
http://t.co/v5SAQ8e1 is a nice adventure travel/outdoor website with a different style of navigation. Hattip to @siteinspire #inspiration
@twbootstrap examples.furtherahead.com has some great examples of accessible tabs, popovers, et all if you all are interested.