![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjk7X7GAYcwYBF8Vlaz4TaKZhcDktwPRkFx9J4V_GtpOcZLRRxf_7rW6n8Y3ZWEiq340W5EmR-iaXrJXkHkyCyvE9PaLyzki6oAES4TxEyhqH6mKY84gvmXhj-fM6jrKJmBuv5SNQ/s400/Plane+Geometry_Antonito_CO.jpg)
Driving south on Highway 285 just north of Antonito, Colorado I saw a corrugated building with late afternoon shadows that fell just so. The vertical seams of the aluminum siding and the fully black shadows created precise diagonals and striking geometric shapes.