Jouan & Rius / Stanley Chasm, a narrow cleft of 80m height, MacDonnell Ranges Northern Territory, Australia

Jouan & Rius / Narrow cleft in limestone karst, Bemahara National Park, Unesco World Heritage, West Madagascar

Graham Eaton / River Wharfe running through The Stid, a narrow, deep cleft in rock, Bolton Abbey, Yorkshire, England, UK, November 2016.

Staffan Widstrand / Seasonal marshlands which had dried up, Pulicat Lake, Tamil Nadu, India, January 2013.

Floris van Breugel / Pika (Ochotona genus) portrait peering from within granite cleft, Rawah Wilderness area, Colorado, USA

Jouan & Rius / Stanley Chasm, a narrow cleft of 80m height, MacDonnell Ranges Northern Territory, Australia

Jouan & Rius / Stanley Chasm, a narrow cleft of 80m height, MacDonnell Ranges Northern Territory, Australia

Jose Schell / Roseroot {Sedum rosea} growing in rock cleft, St Mary's Is, Quebec, Canada

Pete Oxford / Ring-tailed lemur (Lemur catta) walking along ridge beside rock cleft, near Andringitra mountains. South-central MADAGASCAR, endemic

Pete Oxford / Ring-tailed lemur (Lemur catta) beside rock cleft, near Andringitra mountains. South-central MADAGASCAR, endemic

Will Watson / Park pale made up from an internal ditch and a wooden fence, beside house, Moccas Park National Nature Reserve, Herefordshire, England, UK, December 2023. Fence made from cleft Oak wood.

Will Watson / Park pale made up of internal ditch and a wooden fence, Moccas Park National Nature Reserve, Herefordshire, England, UK, December 2023. Fence made from cleft Oak wood.