The river that forms the border of Washington to the south is the Columbia River. The Columbia eventually empties into Puget Sound.
Washington's northern border is British Columbia, Canada, eastern border is Idaho, southern border is Oregon and western border is the Pacific Ocean.
The Columbia River is the border for most of Oregon/Washington states.
Washington, Nevada, Idaho and California border Oregon.
Washington has a longer border on the Pacific Ocean.
Oregon, Washington and California border the Pacific Ocean.
what is the name of the Virginia city that across the border from Washington d.c.
Washington shares a border with Canada
washington, Montana, new york
Some bodies of water that border Washington is the Pacific Ocean, Willapa Bay, and the Strait of Juan de Fuca.
Washington's eastern border is shared with Idaho.
the columbia borders washington and oregon