The Potomac River was actually filled in." If the Tidal Basin hadn't been built ... James Corner says that looking at historic maps of the capital, you can see that "the National Mall is actually ...

Work began Thursday on rebuilding sea walls around the Tidal Basin and Potomac River in the District of Columbia, aiming to extend the breakwaters’ life span by a century. The sea walls ...

A major renovation of seawalls along Washington’s Tidal Basin and a nearby stretch of the Potomac River began Thursday with the goal of reducing tidal flooding and protecting visitors.

Litterst said the sea wall height will be increased 4.75 feet at the Tidal Basin and 5.50 feet along West Potomac Park to account for wind and wave conditions along the Potomac River. In addition ...

Constructed to use the strong tides of the Potomac River to clear silt from the Washington Channel and to maintain steady water levels in the Lincoln Memorial Reflecting Pools, it now also serves ...

The Potomac ... River watershed to reach healthy levels of underwater grasses. Unfortunately, as of 2020, the Potomac was only 33% of the way to reaching this goal, analysts found. In the tidal ...