What is the potential impact of a merger with American Airlines? Why is Vienna considered one of the undersung wine and food regions in Europe?

Find out all this and more on Peter Greenberg Worldwide Radio, broadcasting from the Hotel Imperial Vienna. Just click here to listen to the show streaming live from 10am until 1pm EST.

Have a travel question, then ask Peter. Call 888-88-PETER (888-88-383), email him at peter@petergreenberg.com, or tweet your questions to @petersgreenberg (include #askPeter). Peter will be standing by to take your calls on Sunday February 5 between 8pm and 10pm.

Guests include:

Ben Mutzabaugh, travel editor for USA Today, discussed the latest smartphone apps created for travelers and break down Royal Caribbean CEO’s response to the Costa Concordia accident.

Gerhard Strassgschwandtner, owner and founder of the Third Man Museum, is in studio to speak about what made The Third Man such a classic film and the hidden sewer tours of Vienna you can take yourself.

Thom Dammrich, President of the National Marine Manufacturers Association, discusses the boating industry’s impact on the economy.

Florian Holzer, journalist and food critic, highlights some favorite dishes of the Vienna food scene that travelers must have and his favorite off the beaten path destinations in the city.

David Wilkening, North American editor for TravelMole, talks TSA reform and the potential impact of a US Airways and AMR’s American Airlines merger.

Fritz Wieninger, winemaker and founder of “Wien Wien,” delves into Vienna wine culture and what makes the city a wine mecca.

Christoph Thun-Hohenstein, director of the MAK, shares his insights into Austrian culture and the importance of the MAK museum.

Danielle Spera, director of the Jewish Museum, talks Jewish Vienna and heritage.

Julia Cosgrove, vice president and editor in chief of AFAR, shares some highlights from a recent trip to Cairo.

Peter Havlicek, Schrammel musician, tells us what it means to be a Schrammel musician and discusses the Viennese folk music scene.

By Steve Breazele for PeterGreenberg.com