The trade for silk and other valuable materials (e.g. porcelain) between Europe and Asia was highly profitable. That's probably the only reason you need.
In a pinch, you could say something about the merchants deliberately taking a job which allowed them to be alone for long periods of time, whether for personal or legal reasons, but that's pushing probability.
The purpose of creating a winding road would be to allow commuters to travel through a certain area when a straight road is not possible. It might be because there are buildings or natural obstacles to travel around.
the silk road bruh bruh
This is only partly possable since there is no road that goes around the world. You would need to use a ship or plane to carry your vehicle over the oceans. You would need to get a passport and travel visa giving permission from each country you want to travel through.
it was along the eastern road it was different from the western road because it did not travel through Greece or Turkey and all the other countries.
You would travel the National Road.
The definition of road has evolved Road travel was first used before records were kept. The first road being the agreed path from one place to another for a person to walk.
Roman and Han empires
You would have to travel west through the Emirate states to Riyadh, then south west to Jeddah, a long and potentially dangerous journey.
Travel the Road was created in 2003.
PennsylvaniaVirginia (west Virginia)OhioIndiana
Texas to California by road is 1,575 miles. About 22 hours 49 minutes. You would pass through the states of New Mexico and Arizona.
There are many online resources where one would be able to acquire a free travel guide for Khao San Road. Some example websites would be Wikitravel and Travelfish.