![20150515_214156_resized](http://hydrogenhorizon.org/wp-content/uploads/2015/05/20150515_214156_resized-300x169.jpg)
The track is lit up at night.
![20150515_214022_resized](http://hydrogenhorizon.org/wp-content/uploads/2015/05/20150515_214022_resized-300x169.jpg)
…and so are the cars!
![20150515_213645_resized](http://hydrogenhorizon.org/wp-content/uploads/2015/05/20150515_213645_resized-300x169.jpg)
The cars race on through the night.
![20150515_214805_resized](http://hydrogenhorizon.org/wp-content/uploads/2015/05/20150515_214805_resized-300x169.jpg)
There’s no time to sleep when there’s a race to win!
![20150515_214425_resized](http://hydrogenhorizon.org/wp-content/uploads/2015/05/20150515_214425_resized-300x169.jpg)
Cars still break down, so repairs have to happen in the dark.
![20150515_214834_resized](http://hydrogenhorizon.org/wp-content/uploads/2015/05/20150515_214834_resized-300x169.jpg)
Headlights mean the body has to be more than just a piece of plastic.
![20150515_214841_resized](http://hydrogenhorizon.org/wp-content/uploads/2015/05/20150515_214841_resized-300x169.jpg)
Ready to go! Time to put the body back on and get back to racing.
![20150515_214730_resized](http://hydrogenhorizon.org/wp-content/uploads/2015/05/20150515_214730_resized-169x300.jpg)
Some teams have brought powerful lights to light up their pit areas.
![20150515_214251_resized](http://hydrogenhorizon.org/wp-content/uploads/2015/05/20150515_214251_resized-169x300.jpg)
Some teams wear their lights on their heads.