The Mediterranean.
If you are talking about the United States... we are bordered by Canada and Mexico. The Atlantic ocean is on the east coast and te Pacific ocean is on the west coast. the Rio grande is the border...
The Sea of Japan.
It borders Canada and Lake Champlain.
Botswana Burkina Faso Burundi Central African Republic Chad Ethiopia Lesotho Malawi Mali Niger Rwanda Swaziland Uganda Zambia Zimbabwe Afghanistan Azerbaijan Bhutan Kazakhstan Kyrgyzstan...
The Atlantic Ocean