There are hundreds of them out there, but here are some great blogs covering the culture of biking – and featuring great content, images, videos, and stories.

Bicycle Culture From Denmark
http://www.copenhagenize.com/

Bike Snob NYC
http://bikesnobnyc.blogspot.com/

Bike Portland
http://bikeportland.org/

BikeHugger
http://www.bikehugger.com/

Cyclelicious
http://www.cyclelicio.us/

Bonus: Commute By Bike
Lots of tips and how-tos for commuters.
http://commutebybike.com/