 Eva also visited Switzerland during her European tour , a visit that has been viewed as the worst part of the trip . According to the book Evita : A Biography by John Barnes , while she traveled down a street with many people <unk> her car , someone threw two stones and smashed the <unk> . She threw her hands up in shock , but was not injured . Later , while sitting with the Foreign Minister , protesters threw tomatoes at her . The tomatoes hit the Foreign Minister and <unk> on Eva 's dress . After these two events , Eva had had enough , and after two months returned to Argentina . 
