Scientific stay at the Columbia University, New York, Sep.-Oct. 2006

Cleaning and repairing shoes in the Grand Central station.	The Bryant Park hotel.	Police at the Times Square.	The Chrysler building.
In the Guggenheim museum.	In the Central Park.	In the Central Park.	In the Central Park.
In the Trump tower.	In front of Tiffany's. Now I know, why Audrey Hepburn was standing in front...	The Trump tower.	Not just rich people stay close to Tiffany's and the Rockefeller Center...