You are right about the gravel.
This would be a very long round trip, about 12,000 kms/8,000 miles.
Google Maps
Possible but risky travel these days due to road rage, violence and weather.
I estimate the average daily travel distance could be around 600 km which would take almost two weeks.
Not likely to materialize without a safety device like an AK47.
Here is a much safer option I am thinking of
Google Maps