This piece from Discover looks at the iconic "invisible" things that define cities -- like Seattle's clouds, Houston's air conditioning, and L.A.'s Botox.
The article also looks at the invisible famous aspects of Chicago and Philadelphia.
"The winter curse of deep snowfalls in Chicago is due to its location on the shores of Lake Michigan. When winds from the north or northeast bring cold Arctic air over the relatively warm water above the lake, the incoming air is heated and picks up moisture. The air rises and forms clouds filled with snow, which then produce heavy showers downwind of the shore."
"Do you like your Philly cheese steaks with "whiz?" Part of the key to this creamy yellow dip are emulsifiers, which help keep all of the ingredients mixed together instead of separating out. In the case of many salad dressings, mustard is the emulsifier that keeps oil and vinegar in happy union."
FULL STORY: The Invisible Things That Give a Hometown Its Flavor

Planetizen Federal Action Tracker
A weekly monitor of how Trump’s orders and actions are impacting planners and planning in America.

Congressman Proposes Bill to Rename DC Metro “Trump Train”
The Make Autorail Great Again Act would withhold federal funding to the system until the Washington Metropolitan Area Transit Authority (WMATA), rebrands as the Washington Metropolitan Authority for Greater Access (WMAGA).

DARTSpace Platform Streamlines Dallas TOD Application Process
The Dallas transit agency hopes a shorter permitting timeline will boost transit-oriented development around rail stations.

Supreme Court Ruling in Pipeline Case Guts Federal Environmental Law
The decision limits the scope of a federal law that mandates extensive environmental impact reviews of energy, infrastructure, and transportation projects.

Texas State Bills to Defund Dallas Transit Die
DART would have seen a 30% service cut, $230M annual losses had the bills survived.

Bikeshare for the Win: Team Pedals to London Cricket Match, Beats Rivals Stuck in Traffic
While their opponents sat in gridlock, England's national cricket team hopped Lime bikes, riding to a 3-0 victory.
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Planning for Universal Design
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Roanoke Valley-Alleghany Regional Commission
City of Mt Shasta
City of Camden Redevelopment Agency
City of Astoria
Transportation Research & Education Center (TREC) at Portland State University
US High Speed Rail Association
City of Camden Redevelopment Agency
Municipality of Princeton (NJ)