Horse prints and raindrop impressions, sand.

An area trampled by horse tracks, and presented a rained on surface. A great example of raindrop impressions around footprints.Model is not scaled but contains a 10 cm scale bar.一片留有马蹄踩踏痕迹的区域，其地表经雨水淋打。该样本是展现脚印周边雨滴压痕的绝佳范例。本样本未经过缩放处理，且包含一根10厘米的比例尺（scale bar）。