Lạng Sơn SmartVerse

Xu Lang · Vietnam's northern border

Experience Lang Son in 3D

Explore Tam Thanh cave, Nhị Thanh cave, Kỳ Cùng temple, the Bắc Sơn Uprising heritage site and the specialty market — with an AI guide, before you even get there.

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8 destinations

Where the journey begins

Three ways to explore

3D tours

A 360° walk like Street View through Tam Thanh and Nhị Thanh — drag to look around, tap the arrows to move on; works on phones, no app needed.

Try 3D →

AI guide

Answers only from reviewed knowledge, with sources. Voice is available for registered accounts.

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Chi Lang film

A short AI-generated film about the 1427 Chi Lang victory, clearly labelled and reviewed by historians.

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Local products

Lang Son specialties, ordered directly from producers

You contact and buy directly from the seller; Lang Son 3D does not take payments for sellers.

See sellers & how to contact them →