Youth Hostels Association of India, Porvorim unit is organising a one-day trek to Pali waterfalls at Valpoi, Sattari on July 14. The bus will depart from Porvorim at 7:30 a.m., from Panjim at 8 a.m. and from Mapusa at 8:20 a.m. Details: 9423888820/9823758456