Ecuador

• American citizens who wish to travel to Ecuador for either tourist or business purposes are not required to have a visa if the visit is no longer than 90 total days within a given year. If an American citizen wishes to stay longer in Ecuador, they must obtain a visa before entering.
  
  

Brazil

• All U.S. citizens need a visa before entering Brazil.brazil flag button image by Andrey Zyk from Fotolia.com
  
  All U.S. citizens who wish to travel to Brazil will be required to obtain a visa before entering. A non-refundable charge of $130 will apply to each visa purchased. Students enrolled in a Brazilian University, technical school or institute will be required to obtain a Temporary Visa IV, or a student visa.
  
  

Colombia

• United States citizens who wish to travel to Colombia as tourists are not required to have a visa before entering. However, they may only stay in Colombia for a total of 180 days within a given year. Those looking to do business in Colombia will be require a business visa.