24 Anonymous In: Question-Answer What is the second-longest river in South America? 24 Question: What is the second-longest river in South America? Orinoco River Paraguay River Paraná River Rio Negro 0 Answers Voted Oldest Recent Random Best Answer Goto 2021-07-12T21:06:41+00:00Added an answer on July 12, 2021 at 9:06 pm The correct answer is Paraná River. 22 Reply Share Share Share on Facebook Share on Twitter Share on WhatsApp Leave an answerLeave an answerCancel reply Featured image Select file Browse Click on image to update the captcha. Save my name, email, and website in this browser for the next time I comment.