Why We Should Build A Pedestrian Bridge Over the Miami River

A proposal to build a pedestrian bridge linking Downtown Miami to Brickell.

May 2 • Mark R. Brown, AICP, CNU

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April 2026

The Weekend Transit Problem That’s Killing Ridership And Pushing People Back Into Cars

This tweet got a lot of traction, which was surprising.

Apr 26 • Mark R. Brown, AICP, CNU

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Miami's Metrorail Deserves To Be Expanded

Today’s short article is free for everyone, but about half of Car Free America pieces are reserved for paid subscribers.

Apr 13 • Mark R. Brown, AICP, CNU

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Redesigning Bus Networks Can Save Transit Systems

Today’s short article is free for everyone, but about half of Car Free America pieces are reserved for paid subscribers.

Apr 2 • Mark R. Brown, AICP, CNU

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March 2026

Brightline Passenger Rail Is Booming While America Still Has No Real Alternative to $4 Gas and $400 Domestic Flights

Florida’s Brightline passenger rail service has seen record ridership these past few weeks thanks to rising oil prices, TSA troubles, and the general…

Mar 29 • Mark R. Brown, AICP, CNU

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Are Peak Hour Parking Restrictions Necessary?

Walk around the downtown of any major U.S.

Mar 22 • Mark R. Brown, AICP, CNU

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The Deadly Cost of Unlimited Left Turns: How Access Management Fixes It

One of the first projects I was involved in as a transportation planner was an access management design for Reisterstown Road in Baltimore.

Mar 19 • Mark R. Brown, AICP, CNU

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Why Piecemeal Bike Lanes Fail (And How to Build a Real Network Fast)

The value of building out complete bike lane networks.

Mar 15 • Mark R. Brown, AICP, CNU

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Why China Killed Its Supertall Skyscraper Boom (And Why the U.S. Should Pay Attention)

If you follow me on Twitter (I refuse to call it X), you’ve probably seen one of my posts about China’s skyscraper building boom and how many of their…

Mar 11 • Mark R. Brown, AICP, CNU

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The First Real Driverless Transit Is Here. Here's What Transit Agencies Are Doing Right Now

I recently sat in on an APTA autonomous transit workshop and was surprised by how many transit agencies are planning or implementing autonomous…

Mar 7 • Mark R. Brown, AICP, CNU

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Building a Better Bike and Pedestrian Network in Miami's Most Posh Neighborhood

Now it’s time for a hyper-local article about my neighborhood.

Mar 1 • Mark R. Brown, AICP, CNU

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February 2026

The Sepulveda Transit Tunnel: LA's Shot at World-Class Transit, And Why Tracks Alone Won't Be Enough

If you haven’t heard already, Los Angeles is planning another rail line.

Feb 23 • Mark R. Brown, AICP, CNU

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