In pictures: Bolivia Gay Pride

"It takes me about 30 minutes to transform into Danna Galan," says David.

The first official case of Aids was recognised by the government in 1985 and, by 1992, 83 cases had been reported, of which 66% were identified as being within the bi- and homosexual community.

"I used to work in a Aids drop-in centre, now I’m developing a theatre project with a Swedish NGO. The idea is to bring the discussion about Aids to the public's attention by bringing it into their everyday lives."