From our Huangguoshu Travel Guide.
June to August has the heaviest flow and the best rainbows — bring a raincoat. Spring and autumn are quieter.
Yes — the Water Curtain Cave runs behind the main fall; you will get wet, so use the provided raincoat.
One full day covers all three areas; two days add Tunpu villages and a slower pace.
Very on weekends and holidays; arrive at opening (7:00) and take the shuttle bus first thing.
Anshun is connected by rail from Guiyang (about 1 hour), then a 40-minute bus or taxi to the falls.
The combined ticket covers the waterfall, Tianxingqiao and Doupotang, plus a mandatory eco-shuttle.