U.S. Bank Tower (also called 621 Capitol Mall) is a 25-story, 404-foot (123 m) building in Sacramento, California.

U.S. Bank bought the naming rights and 34,000 sq ft (3,200 m2) of office space.

[5] The building's architect is Hellmuth, Obata + Kassabaum, Inc. (HOK) and the general contractor is Hensel Phelps Construction.

The building has a series of LED screens on the top that seem to form a flowing river or waterway at night, with colors changing from light/dark blues to purples.

This artwork was created by Michael Hayden of Santa Rosa, California, and is a companion to an LED installation in the lobby of the building by the same artist.