An unidentified person presents her condolences to late Polish President Lech Kaczynski's daughter Marta (R) and grand-daughter Ewa at the Wawel castle where the presidential couple will be buried on April 18, 2010 in Krakow. Tens of thousands of grieving Poles packed Krakow Sunday for the burial of President Lech Kaczynski and his wife alongside ancient kings and heroes, though Europe's air travel crisis kept many world leaders away. AFP PHOTO/JOE KLAMAR