Photo gallery from Augusto Auler
All photos copyright Augusto Auler
![](https://karst.iah.org/files/2018/01/1-Inferno-1024x768.jpg)
Lake inside Inferno Cave, in the western state of Mato Grosso, Brazil.
![](https://karst.iah.org/files/2018/01/2-Curral-de-Pedras-1024x768.jpg)
Karren field at Curral de Pedras, state of Minas Gerais, Brazil.
![](https://karst.iah.org/files/2018/01/3-Limeira-Outcrop-1024x768.jpg)
Limeira limestone outcrop, Lagoa Santa Karst, Brazil.
![](https://karst.iah.org/files/2018/01/4-Mocambo-Spring-1024x768.jpg)
Mocambo spring at the Lagoa Santa Karst, Brazil.
![](https://karst.iah.org/files/2018/01/5-S--o-Francisco-canyon-1024x768.jpg)
The São Francisco canyon in the Pains Karst area, Brazil.
![](https://karst.iah.org/files/2018/01/6-Rhodamine-Po----es-1024x768.jpg)
Rhodamine being injected in the Poções karst lake, Lagoa Santa Karst, Brazil.
![](https://karst.iah.org/files/2018/01/7-S--o-Desid--rio-karst-lake-1024x768.jpg)
Karst lake at São Desidério, northeastern Brazil.
![](https://karst.iah.org/files/2018/01/8-Janel--o-Cave-1024x768.jpg)
Massive cave passage at Janelão Caver, eastern Brazil.
![](https://karst.iah.org/files/2018/01/9-Wulong-bridges-in-China.jpg)
Natural bridges at Wulong area, China.