Springfield, Illinois and Frankford, Kentucky are the capitals of two states that border the Mississippi River.
Generally speaking the border is the middle of the river between the two states. (However, state agreements can alter that common sense notion, so a much more interesting question is who owns the water in the river?)
The Columbia River lies between the States of Washington and Oregon, and forms the border between the two.
Colombia and Peru
nevada and new mexico
Columbia River
The Columbia River forms most of the border between Oregon and Washington before flowing into the Pacific Ocean.The river that forms part of the border between two northwestern states and flows into the pacific ocean is the Columbia river.
The Columbia River forms most of the border between Oregon and Washington before flowing into the Pacific Ocean.The river that forms part of the border between two northwestern states and flows into the Pacific Ocean is the Columbia river.
The capitals of the two states that border both rivers are:Springfield, IllinoisFrankfort, Kentucky
Columbia River
The two countries that form the southern border of Colombia are Peru and Brazil. Colombia shares a significant border with Peru to the west and Brazil to the southeast. This geographic positioning connects Colombia to the Amazon rainforest and various ecosystems in the region.
New Hampshire and Vermont.