From gigantic floods to thousands of shipwrecks, follow the journey of the Columbia River.

Under the terms of the treaty, Canada controls the flow of the Northwest’s largest river from its headwaters in British Columbia, ensuring enough water is sent downstream to meet U.S. hydropower ...

Ex-President Donald Trump says giant faucet can take Canada & Northwest water from the Columbia River to California for drought, fire relief.

Ex-President Donald Trump says giant faucet can take Canada & Northwest water from the Columbia River to California for drought, fire relief.

The Columbia River's headwaters are in British Columbia before it flows down into the states of Washington and Oregon.

The Columbia River could be the answer to California’s water problems, former President Donald Trump seemed to say at a news conference near Los Angeles.

The Canada-U.S. Columbia River is relied upon by millions and governed by a treaty in desperate need of updating. Here is how a modern Columbia River Treaty could work.

The 18-year-old whose body was found May 30 in the Columbia River died from an accidental drowning, according to a Thursday statement from the Clark County Medical Examiner’s Office.