Stuck in Europe? Do some sightseeing with the help of a free city guide app


To help out stranded travelers, Lonely Planet announced a Volcano Relief Sale: 13 City Guide apps, which normally cost up to $16 apiece, can be downloaded for free to your iPhone.
Per Lonely Planet's announcement, the guides can be downloaded at iTunes by anyone free of charge through Thursday, April 22. The 13 European city guides are:
Amsterdam
Barcelona
Berlin
Budapest
Copenhagen
Istanbul
London
Moscow
Munich
Paris
Rome
Stockholm
Vienna