Vietnamese archaeologists report the discovery of stone tools in Ha Giang province – but more notably, painted rock art! I believe this might be the first instance of painted rock art reported in Vietnam.
Rock art at Kho My Cave, Viet Nam News 20120911
Ancient farm tools help dig up the past [Link no longer active]
Viet Nam News, 11 Sep 2012
One of the better-known rock art sites in Vietnam is the field of engraved boulders located in Sa Pa in Vietnam’s northern Lao Cai province. In neighbouring Ha Giang Province, another set of engraved boluders have been found in the last decade – this is the Nam Dan rock field.
Nam Dan rock field in Ha Giang Province, Vietnam Net Bridge 20110601
Enigmatic ancient rock field in Ha Giang
Vietnam Net Bridge, 01 June 2011
A 1,000-year-old petroglyph site in Northern Vietnam has been recognised as a national relic, the second such site to be done so.
Second ancient stone ground recognised as national relic
Vietnam Net Bridge, 14 April 2008