In 2010, Flamenco was inscribed on the UNESCO List of Intangible Cultural Heritage in Need of Urgent Safeguarding.
From the UNESCO website:
the list is composed of intangible heritage elements that concerned communities and States Parties consider require urgent measures to keep them alive.
You can find the entry for Flamenco here. The video below was made to accompany the bid to be put on the list and gives a good overview of what Flamenco is.