Double award miles on OW partners until 15. May 2012
Register here:
http://www.airberlin.com/site/yab/re...otionCode=TGOW
Mileage promotion
Discover new destinations all over the world: You can earn double topbonus award miles on all routes operated by a oneworld airline partner in the travel period from 20th March to 15th May 2012, if you pre-register via the following site!