The five (Pancha) Elements (Bhuta) – Earth, Fire, Water, Air, Space.
Akashat Vayuhu Vayur Agnihi Agnir Apaha Adyah Prithivi
At the beginning was space (Akasha) – from space air (Vayu) arose, from air fire (Agni) arose, from fire waters (Apa) arose, from waters earth (Prithivi) arose.
Shiva is worshiped as Lord of Elements (Bhutanatha) on five places/temples Panchabhuta Sthalam.
Kanchipuram as earth
Tiruvannamalai as fire
Tiruvanaikaval as water
Kalahasti as air
Chidambaram as space