Rocky Flats

Deer grazing on hillside with few snow patches at Rocky Flats National Wildlife Refuge in Colorado.

New Trail Project Enhances Safety and Access to Rocky Flats National Wildlife Refuge

Jefferson County is improving safe access to Rocky Flats National Wildlife Refuge with new trails, a bridge, and signage, as part of the Rocky Mountain Greenway project, ensuring environmental safety and educating visitors about the site’s history.

May 19, 2025 - Jefferson County

Nuclear Weapons Plant

Report: Benefits in the Billions for a New Highway Through the Denver Suburbs

The proposed 10-mile Jefferson Parkway expansion would cross land once home to the Rocky Flats nuclear weapons plant—site of one of the country's largest environmental crimes.

October 31, 2017 - The Denver Post

FREE Course: Walkable City 1: Why Walkability?

After describing his path towards focusing on walkability as the essence of good planning, Jeff Speck marches through his five principal reasons for making more walkable places.

Reinventing Malls: Planning Alchemy—Turning Gray Fields Into Gold

The course focuses on the opportunities and imperatives that shape reinvention of mall sites.

Top Books

An annual review of books related to planning.

Top Schools

The definitive ranking of graduate planning programs.

100 Most Influential Urbanists

The who's who of urbanism, according to Planetizen readers.

Urban Planning Creators You Should Know

A short list of voices on social, video, and podcasting platforms.