Interactive tour of Chiquibul, Central America by National Geographic photographer Stephen Alvarez.

Photographs from caves around the world. Guest book, contacts, photographer information.

Features galleries of photos of Kentucky and Tennessee caves. Includes flashbulb information.

Quality photographs and equipment information from Slovenian caver Peter Gedei.

A guide to understanding the art and craft of underground photography.

General advice for the beginner and advanced photographer.

Pictures from caves on Vancouver Island, British Columbia.

Photographs of UK mines and quarries for explorers, historians and industrial archaeologists. Includes public forum, mine search, videos, dictionary and exploration information.

Five galleries of pictures together with technical and practical tips.

Advice on getting photographic images into an electronic format suitable for web pages.