The 6.5-mile tunnel would go from Hawthorne, CA to West Los Angeles.
The special paint will help cool off the city.
It will be the first major city to give this gray coating a street trial.
The plan to drill under L.A. is well underway.
From canals in New York to sunken roads in LA, these visionaries had some big ideas.
Could the hyperloop, flying cars, or Elon Musk's boring project be the solution?
Add it to the growing list of cities that have pledged to eliminate fossil fuels.
This city is getting the world's largest storage battery.
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