From a geographical point of view, there are many places in China that can reach three provinces in one trip. Here are some examples and their general walking routes:

  1. The junction of Tengchong, Lianghe and Yingjiang counties in Yunnan:

    • Starting from Tengchong, you can drive to Lianghe County and then to Yingjiang County, so that you can visit three provinces in one step.
  2. The junction of Wuhan, Huanggang and Ezhou cities in Hubei Province:

    • You can start from Wuhan City, go to Huanggang City along the highway, and then stop for a while in Ezhou City to reach three provinces in one trip.
  3. The junction of Pingliang, Qingyang in Gansu and Wuzhong in Ningxia:

    • Starting from Pingliang, passing through Qingyang City, and then heading to Wuzhong City in Ningxia, you can visit three provinces in one step.

The specific walking route may vary due to road conditions, traffic rules and other factors. It is recommended to check the latest traffic information and route planning before traveling.