You need an embassy visa for Bolivia if you have a Burundian passport
Visa options for Bolivia
Visitor visa
Travelers need a visa to visit Bolivia for Business or Tourism. A paper or embassy visa is the only visa available for travelers visiting Bolivia. The visa is typically a stamp or sticker added to the passport. Travelers must obtain this visa free of charge from a local embassy, consulate or visa center before traveling. Travelers must complete the visa application form on the Ministry of Foreign Affairs website.