road 66 is missing here, on google satellite images you can see that new asphalt was laid. 
The road may be closed, but it shouldn't be missing from the maps. The road is marked on google maps

https://www.google.com/maps/place/Yucca+Valley,+Kalifornie+92284,+Spojen%C3%A9+st%C3%A1ty+americk%C3%A9/@34.5623475,-115.5415073,1067m/data=!3m1!1e3!4m5!3m4!1s0x80db278d214c2b1b:0x6cb4ce9cca8007c4!8m2!3d34.1141743!4d-116.432235