letters from south america long letters to his friends and then he would end them said i don't mind if you send them to the newspaper so by the time he returns everybody has heard about his adventure so it's very much part of his self promotion. bolt is believed to have written a total of $30000.00 letters luckily for him he was exempted from paying postage by the prussian postal minister. he documented his adventures in the letters and his notebooks describing how his boat capsized on the are no co river and he own most drowned talking about the tough hikes and the damage to his feet the various diseases and the mosquitoes. but he also praised the natural beauty and the cultural wealth of the countries he visited. he returned from latin america with echo thinking portray of the ancient