This site offers images from the tropics e.g. pictures of soil profiles: aridisol in Peru, vertisol in Kenya, alfisol in Nigeria, mollisol in Thailand, spodosol in Brazil, laterite outcrops etc.

该点提供大量热带壤的剖面图，如：秘鲁的旱成、肯尼亚的变性、尼日利亚的淋溶、泰国的软、巴西的、岩层等。