"Vespertine" peaked at number 19 on the US "Billboard" 200 and at number 8 on the UK Albums Chart. It was widely acclaimed by critics, with praise centred on its erotic, intimate mood and sonic experimentation. The album appeared on several publications' lists of the best albums of 2001 and of the decade, and has often been considered Björk's best album to date. It was certified gold in Canada, France, and the United Kingdom. Three singles were released from "Vespertine": "Hidden Place", "Pagan Poetry", and "Cocoon". In 2001, she enlisted Zeena Parkins, Matmos, and a choir of Inuit women to embark on the Vespertine World Tour, which took place at theatres and small venues, in favor of acoustics over audience numbers.