A portal dolmen called Polnabron is situated on the high karstland of the burren, County Clare, Ireland.

Poulnabrone dolmen, County Clare. #megalithic #antiquities #ancienttomb #karstland #Ireland #Clare #burren

A section of the high burren karstland reflects sunlight in puddles made by recent rain. County Clare, Ireland,

Sunlight and rain. The beautiful ruggedness of the burren, County Clare. #Ireland #travel #burren #karstland

Sorrel and moss growing in soil-filled gryke on the coastal burren of County Clare. The grykes are deep fissures in the exposed limestone pavement.

Microcosm. Moss and Sorrel growing in a burren gryke, County Clare, Ireland. #Ireland #Clare #burren #karstland #travel

A view of the coastal burren, County Clare, Ireland,looking south from near Fanore toward Doolin. The karst landscape is crisscrossed with 'grykes'--deep fissures in the limestone that create patches of soil.

The Coastal Burren near Fanore, County Clare. #Ireland #karstland #travel #geology #burren