Curved concave reflector panels desalinisation plant at the solar energy scientific research centre, Tabernas, Almeria, Andalusia, Spain, Europe

Curved concave reflector panels desalinisation plant at the solar energy scientific research centre, Tabernas, Almeria, Andalusia, Spain, Europe

Shabyt Palace of Arts, Astana, Kazakhstan, Central Asia, Asia

Cartesian and polar coordinates

Sunset at Thurlestone Rock, South Milton Sands in Devon

Sunny spring day. Arched passage - covered street. Picturesque ruins of the ancient seaport Caesarea. Israel. Concept of ecological and historical tourism

Vintage retro effect filtered hipster style image of Indian landmark Gadi Sagar, artificial lake view through arch. Jaisalmer, Rajasthan, India, Asia

Taj Mahal on sunrise sunset, Indian Symbol, India travel background. Agra, Uttar Pradesh, India, Asia

Lotus Mahal. Royal Centre. Hampi, Karnataka, India, Asia

Picturesque ruins of the ancient city of Caesarea. Israel. Sunny spring day. Arched passage - covered street of Port of Caesarea. Concept of ecological and historical tourism

Lotus Mahal details. Royal Centre. Hampi, Karnataka, India, Asia

EAST GRINSTEAD, WEST SUSSEX, UK - MARCH 28 : Wooden carving from the pulpit of St Swithun's Church in East Grinstead West Sussex on March 28, 2022

Solar furnace, le Grand Four Solaire d'Odeillo, 1000 kW thermal power station, a concave mirror with absorber, Font-Romeu-Odeillo-Via, Pyrenees-Orientales, Northern Catalonia, France, Europe, PublicGround

Solar furnace, le Grand Four Solaire d'Odeillo, 1000 kW thermal power station, a concave mirror with absorber, Font-Romeu-Odeillo-Via, Pyrenees-Orientales, Northern Catalonia, France, Europe, PublicGround

A still life with an ancient stone Metate (A flat stone with a slightly concave surface, used with another stone for grinding cocoa seeds) and raw cocoa, chocolate, cocoa beans, cabosse, assorted spices and different types of sugar.