A rendering showing Towers 300 and 400 demolished, part of a $1.6 billion "right-sizing" plan proposed by Bedrock and GM. Gensler and Rosetti are the firms on the project.

Courtesy of Bedrock

A rendering showing Towers 300 and 400 demolished, part of a $1.6 billion "right-sizing" plan proposed by Bedrock and GM. Gensler and Rosetti are the firms on the project.

Courtesy of Bedrock

A rendering showing the riverfront plaza that would replace Towers 300 and 400 as part of a $1.6 billion "right-sizing" plan proposed by Bedrock and GM. Gensler and Rosetti are the firms on the project.

Courtesy of Bedrock