Tolanur megalithic site in Palakad district of KeralaMalabar Crested Lark at Tolanur in Palakad, late Aug 2015Eurasian Thick-knee at Tolanur in Palakad, late Aug 2015Dolmen at Tolanur also called the bedrock of Tolan or Tolante KattilRelics of pebble cemetery at Tolanur in PalakadPrehistoric caves at Mupuzha in Palakad. Saifudeen-Krishnakumar in pic.Dolmens revealed from under a heap of red soil at Mupuzha in Palakad.The author Ajay Sekher with Saifudeen and Krishnakumar at Tolanur in Palakad