The waterfall road in Manang may be the scariest road that you can actually drive on.
This crazed location is somewhere along the mountainous road between Manang and Besisahar in Nepal's Annapurna region.
Check this out:
While this video was probably taken during the wet months--possibly a spring thaw--you can still see things like the wrecked section of a barrier where the rebar is sticking out, and a road strewn with rocks and other debris.
One thing that truly shows how humans have been through there before is the darn leftover tire leaning against the rock wall.
Would you ever dare to drive this road in those conditions?