The Cow and Calf rocks and heather covered Ilkley Moor in late summer, West Yorkshire, England, United Kingdom, Europe

Scenic view of a rugged landscape with rolling hills, rocky outcrops, and sparse vegetation under a cloudy sky in Ilkley, North Yorkshire, England, United Kingdom, Europe

Cowpers Cross, an ancient stone cross standing close to the old Roman road that crosses Ilkley moor, West Yorkshire, England, United Kingdom, Europe

Solar panels in a field behind a farm house powered by them on the edge of Ilkley Moor, West Yorkshire, Yorkshire, England, United Kingdom, Europe

Solar panels in a field behind a farm house powered by them on the edge of Ilkley Moor, West Yorkshire, Yorkshire, England, United Kingdom, Europe

A stone flag path to combat erosion of the peat, towards the summit of Ilkley Moor, West Yorkshire, England, United Kingdom, Europe

A boulder of millstone grit on Ilkley moor with a perfect circular hole probably formed by a large inclusion weathered out of the bedrock, West Yorkshire, England, United Kingdom, Europe

The Thimble Stones, millstone grit boulders near the summit of Ilkley Moor, West Yorkshire, England, United Kingdom, Europe

Solar panels in a field behind a farm house powered by them on the edge of Ilkley Moor, West Yorkshire, Yorkshire, England, United Kingdom, Europe

A boulder of millstone grit on Ilkley moor with a perfect circular hole probably formed by a large inclusion weathered out of the bedrock, West Yorkshire, England, United Kingdom, Europe

A stone flag path to combat erosion of the peat, towards the summit of Ilkley Moor, West Yorkshire, England, United Kingdom, Europe

A boulder of millstone grit on Ilkley moor with a perfect circular hole probably formed by a large inclusion weathered out of the bedrock, West Yorkshire, England, United Kingdom, Europe

Cowpers Cross, an ancient stone cross standing close to the old Roman road that crosses Ilkley moor, West Yorkshire, England, United Kingdom, Europe

Cowpers Cross, an ancient stone cross standing close to the old Roman road that crosses Ilkley moor, West Yorkshire, England, United Kingdom, Europe

The Thimble Stones, millstone grit boulders near the summit of Ilkley Moor, West Yorkshire, England, United Kingdom, Europe

A compass post at White Wells on Ilkley Moor, Yorkshire, England, United Kingdom, Europe

A mixed flock of lapwings and golden plovers flying past one of a group of wind turbines above Chelker Reservoir near Ilkley in Yorkshire, England, United Kingdom, Europe