Will Watson / Cwmyoy Church, the tower leans 5.2 degrees from the perpendicular, due to post glacial landslips occurring on Cwmyoy Graig, the church is located on its lower slope, Brecon Beacons National Park, Monm...

Will Watson / Cwmyoy Church, the tower leans 5.2 degrees from the perpendicular, due to post glacial landslips occurring on Cwmyoy Graig, the church is located on its lower slope, Brecon Beacons National Park, Monm...

Graham Eaton / Vertically dipping Cretaceous Chalk exposed at Swyre and Bat's Head, near Weymouth, Dorset UK. A post-glacial channel can be seen at the top of the nearer headland, as cream coloured sand and grav...

Graham Eaton / Glacial Sand and Gravel deposited within a kettle hole, Baumaris, Anglesey, Wales, UK, June. Sediment is deposited around a block of ice left near the front of a melting or retreating glacier. When t...

Ole Jorgen Liodden / Van Post glacier in Spitsbergen, Svalbard, Norway, March 2009.

Roy Mangersnes / Polar bear (Ursus maritimus) in front of Von Post Glacier, Spitsbergen, Svalbard, Norway, March.

Konstantin Mikhailov / Typical post-glacial landscape with big stones in Subalpine zone above upper tree line in Murudzhu river "hanging" valley. Teberdinskiy Zapovednik, W Caucasus, Karacheyevo Cherkessiya, Russia

John Downer / Valleys showing post glacial Y shape formation. Langdale, Lake District, Cumbria, UK

Will Watson / St Martin's Church with a leaning tower due to post glacial landslip, Cwmyoy Graig, Vale of Ewyas, Brecon Beacons National Park / Bannau Brycheiniog, Wales, UK, November 2023.

Will Watson / St Martin's Church with a leaning tower due to post glacial landslip oh hillside, Cwmyoy Graig, Vale of Ewyas, Brecon Beacons National Park / Bannau Brycheiniog, Wales, UK, November 2023.