Two countries that share an island
Niagara Falls is between the countries of the United States of America and Canada.
Portugal and Andorra are the two countries on the Iberian Peninsula that share a border with Spain.
Canada and the United States are the only two countries bordering Niagara Falls.
Two countries border Niagara Falls, which are Canada and the United States of America.
those countries are the U.S.A. and Canada.
Russia and Turkey.
Argentina and Chile
Brazil and Argentina.
There are many countries which share the same continent. For example: Mexico and America share the same continent, but are two seperate countries.
The two countries are Brazil and italy.
Haiti and the Dominican Republic are the two countries that share the island of Hispaniola.