Very difficult; can be deadly. Better get a passport and US visa.
If you are crossing by land, you should not have any problems on your way back.
Canada and Mexico border the United States.
California, Arizona, New Mexico and Texas.
The river the United States claimed was the border between Texas and Mexico was the Rio Grande.
United States border is an international border separating Mexico and the United States, extending from the Pacific Ocean to the west and Gulf of Mexico to the east.
The United States.
Canada and Mexico border the United States.
The Rio Grande River flows along the border of Mexico and the United States of America. It flows along the border of Texas.
Both Mexico and Canada border the United States. Mexico is on the bottom and Canada on the top.
There are two countries that form the borders of the United States: Canada and Mexico. Canada forms the northern border of the United States and Mexico forms the Southern border of the United States.
Canada and Mexico share a border with the United States.
No but the United States of America does, on the north border at least.