![Florian Ledoux, 29, captured the images in an old magma chamber of an extinct Icelandic volcano called Thrihnukagigur. The photographer described the magical results of the eruption, which spread different-colored minerals on the cave’s walls, as a ‘jewel of Earth’. The magma chamber is often referred to as the heart of a volcano. (Photo/IC)](http://www.ecns.cn/hd/2018/10/16/e69bfb9f430e436fb52d63f49b2c89a6.jpg)
Florian Ledoux, 29, captured the images in an old magma chamber of an extinct Icelandic volcano called Thrihnukagigur. The photographer described the magical results of the eruption, which spread different-colored minerals on the cave’s walls, as a ‘jewel of Earth’. The magma chamber is often referred to as the heart of a volcano. (Photo/IC)
![Florian Ledoux, 29, captured the images in an old magma chamber of an extinct Icelandic volcano called Thrihnukagigur. The photographer described the magical results of the eruption, which spread different-colored minerals on the cave’s walls, as a ‘jewel of Earth’. The magma chamber is often referred to as the heart of a volcano. (Photo/IC)](http://www.ecns.cn/hd/2018/10/16/1d5c7870006346aab529473c8aaba636.jpg)
Florian Ledoux, 29, captured the images in an old magma chamber of an extinct Icelandic volcano called Thrihnukagigur. The photographer described the magical results of the eruption, which spread different-colored minerals on the cave’s walls, as a ‘jewel of Earth’. The magma chamber is often referred to as the heart of a volcano. (Photo/IC)
![Florian Ledoux, 29, captured the images in an old magma chamber of an extinct Icelandic volcano called Thrihnukagigur. The photographer described the magical results of the eruption, which spread different-colored minerals on the cave’s walls, as a ‘jewel of Earth’. The magma chamber is often referred to as the heart of a volcano. (Photo/IC)](http://www.ecns.cn/hd/2018/10/16/361742fe01b64b2fbf35c1c3430345c0.jpg)
Florian Ledoux, 29, captured the images in an old magma chamber of an extinct Icelandic volcano called Thrihnukagigur. The photographer described the magical results of the eruption, which spread different-colored minerals on the cave’s walls, as a ‘jewel of Earth’. The magma chamber is often referred to as the heart of a volcano. (Photo/IC)
![Florian Ledoux, 29, captured the images in an old magma chamber of an extinct Icelandic volcano called Thrihnukagigur. The photographer described the magical results of the eruption, which spread different-colored minerals on the cave’s walls, as a ‘jewel of Earth’. The magma chamber is often referred to as the heart of a volcano. (Photo/IC)](http://www.ecns.cn/hd/2018/10/16/014164c168a1488a83ba8b841b1038bb.jpg)
Florian Ledoux, 29, captured the images in an old magma chamber of an extinct Icelandic volcano called Thrihnukagigur. The photographer described the magical results of the eruption, which spread different-colored minerals on the cave’s walls, as a ‘jewel of Earth’. The magma chamber is often referred to as the heart of a volcano. (Photo/IC)