VIENNA - SEPTEMBER 5: Tourists stroll on September 5, 2011 in Graben street in Vienna. As of 2008, Vienna was the 20th most visited city worldwide (by international visitors).
- Image ID: 111684392
- Release Information: Editorial Use Only. Use of this image in advertising or for promotional purposes is prohibited.
- Editorial Credit: Tupungato / Shutterstock.com
- Copyright: Tupungato