Colombia, Venezuela, Guyana, French Guiana and Suriname are all on Brazil's northern border.
Peru is north of chile
North-east Peru
Peru, Bolivia and Argentina
Peru on the north, Argentina on the east and Bolivia on the northeast.
Ecuador
Ecuador.
I believe it is Peru.
The Galapagos Islands are off the coast of Ecuador, which is the country that is North of Peru, and South of Columbia.
Bolivia is the country that lies immediately north of Chile.
The country south west of Bolivia: Chile The country north west of Bolivia: Peru
Peru on the north, Argentina on the east and Bolivia on the northeast.
Ecuador borders Columbia, Peru, and the Pacific Ocean. Columbia borders Venezuela, Brazil and Panama; Peru borders Chile, Bolivia and Brazil - so Venezuela, Brazil, Panama, Chile, And Bolivia could also be considered "nearby".