Rong May Glass Bridge

The Rong May glass bridge, also called the Dragon Cloud bridge, is one of the newer attractions around Sa Pa. It is a long glass-floored walkway built out over a steep mountain valley on the Lai Chau side of the Hoang Lien range, with an elevator to carry visitors up to the platform and views of ridgelines, forest and, when the cloud lifts, the high peaks. The ticket on this page covers entry with the elevator, and the operator also offers an optional transfer from Sa Pa, which is worth considering if you do not have your own transport. It is a modern, developed attraction rather than a wild place, and its pleasures are simple: the dizzy feeling of looking down through glass, the sweep of the scenery and some very good photographs. It is a short visit that fits neatly into a half-day outing combined with the nearby mountain passes.

Plan around the weather. Like most viewpoints in the area, the bridge is only as good as the visibility, and cloud can fill the valley completely, leaving you looking at white mist through the floor. Autumn is the clear-weather season and mornings are usually best, so check the forecast and ask your hotel how the sky looks that day. If it is cloudy, consider swapping the visit to another day, because tickets and views are a poor match in thick fog.

Know what to expect on the walkway. Glass-bottomed bridges can be unnerving even for people who are comfortable with heights, and rules about bags, shoes and phones vary, so follow the staff's instructions and be ready to wear shoe covers if asked. The platform is exposed to wind and cooler than the town, so bring a jacket. Weekends and holidays draw crowds that can slow the queue for the elevator and the bridge, so a weekday morning is calmer.

Fit it into your day. The bridge sits a short way from Sa Pa, in the direction of the Tram Ton pass and Lai Chau, so it combines well with the mountain road and the viewpoints along it. Some tours bundle the bridge with the O Quy Ho pass and Silver Waterfall, or with Cat Cat village, and these can be efficient if you want to see several places in one outing.

If you prefer to go on your own, ask the operator about the transfer option and the return arrangements, and confirm the opening hours before you set out. It is not a cultural experience in the way a village walk is, but it is a fun, easy contrast to a day of trekking.

Finally, keep your expectations in proportion. The glass bridge is a short, easy attraction rather than a full-day experience, and it is at its best as one stop among several. Think about the time you will spend in queues at weekends, whether you want to pay for extras such as photographs, and whether the transfer option suits you better than arranging your own car.

If you travel with children, check any age or height rules at the entrance, and if you are nervous of heights, you can enjoy the views from the platform without walking the full length of the glass.