Rocky mountains highlands and water
Australia, north America, south America, Asia, and Europe
amazon rainforest
They are the only two landlocked countries in South America. They are both countries in south central South America, they share a common border, and they have some of the same physical landforms such as mountains and rivers. Both have borders with Brazil, Argentina, and Chile.
oceans, lakes, rivers
these continents both have mountains sopuroundimg the west sides
An integral part of South America's landscape.
zero
there are mostly both of them. there are hills, plains, and mountains and other landforms
volcanoes
The major landforms of North America generally extend from north to south, reflecting the continent's overall north-south orientation. These landforms include the Rocky Mountains in the west, the Great Plains in the central region, and the Appalachian Mountains in the east. Additionally, North America features various other landforms such as the Great Lakes, the Mississippi River, and the coastal plains along the east and west coasts.
Plateaus, mountains, peninsulas, islands, and hills.
In the comprehensive list of "...est' locations of landforms on earth, below, there is no location in South American that is listed below sea level.