A white coating of ice crystals formed by sublimation of atmospheric water vapor on a surface. Also called white frost

A white coating of ice crystals formed by sublimation of atmospheric water vapor on a surface. Also called white frost
The fall colors along the Snake River.
Each morning on Lake Powell brought new light depending on clouds and the location of our camp sites.
A fast moving thunderstorm passed over the Danube while leaving Budapest on a recent Viking cruise . I went to the top deck after.