Answer:
Bolivia is one landlocked country in South America. Here you can bike the most dangerous road called Joya Road.
Explanation:
The only two landlocked countries in South America are Bolivia and Paraguay. Bolivia has a very famous road, popularly known as the "death road" or Yungas road. This road connects La Paz and the Yungas region, and once was considered the most dangerous road in the world. The characteristics of it have turned it into an attractive touristic destination, due to the danger and natural beauty that can be found along it, drawing more than 20,000 tourists each year, and mountain biking is a major attraction.
