I love the natural feeling Andy has gave this picture. He has broken rocks almost perfectly through the middle to create a path. The white layer near the crack also make the picture even more appealing.
Site-Specific Land Art by Andy Goldsworthy are Ephemeral Earthworks
Andy Goldsworthy, (born 26 July 1956) is a British sculptor, photographer and environmentalist producing site-specific sculpture and land art situated in natural and urban settings. He lives and works in Scotland.
Andy Goldsworthy for Kids - a fun Autumn projects for kids
Exploring real artists with kids - Andy Goldsworthy for Kids - looks at Autumn leaves and natural materials. A wonderful activity for kids.-- Looks like it fits with the seeds and plants things you were pinning!