Multi coloured and patterned glazed ceramic work decorates a roof in Parc Guell, designed by Antonio Gaudi, UNESCO World Heritage Site, Barcelona, Catalunya, Spain, Europe

Dusit Maha Prasat Hall roof, Bangkok, Thailand

Roofs and street lamp inside The Grand Palace and Temple Complex, Bangkok, Thailand

Cardiff Castle, detail, mosaic in The roof garden, Cardiff, Wales

Colourful dome of Chiesa Di San Paolo, Saint Paul,??s Church, Olbia, Sardinia, Italy

Cardiff Castle, The roof garden, Cardiff, Wales

Dome of Santuario Maria Santisima Addolorata, Chiesa Dell Addolorata, Piazza Dell Addolorata, Marsala, Sicily, Italy

Coloured dome and roof of the Museum of Applied Arts, Pest, Budapest, Hungary

The castle of Aiguines with its coloured roof tiles in front of the lake Lac de Ste. Croix, Var, Provence, France

The castle of Aiguines with its coloured roof tiles in front of the lake Lac de Ste. Croix, Var, Provence, France

Roof terrace, pool, glazed tiles, Pitons mountains, Jade Mountain luxury hotel, Saint Lucia, Windward Islands, Lesser Antilles, Caribbean, Caribbean Sea

St. Mark's Church, Zagreb, Croatia, Europe