In December 1999, I spent ten days in South America.  This was my first trip to Uruguay, Paraguay, and Bolivia.  Though very different from one another, each country was impressive in its own right.  I didn't take a lot of pictures, but below are a few I did take along the way:
Montevideo, Uruguay
 
Cathedral in the Pocitos neighborhood Fort overlooking Montevideo Hall of Congress View of downtown Montevideo from the fort on the hill
La Paz, Bolivia
View of downtown La Paz from the American Embassy office building