LIghtning above Cathedral Rock, Sedona, AZ.

Lightning over the Florida Keys.

Lightning over southwest Nebraska.

Lightning over northern Arizona.

Lightning over eastern Colorado.

Lightning over eastern Colorado.

Lightning over eastern Colorado.

Lightning at the Grand Canyon.

Lightning over northern Arizona.

Lightning over northern Arizona.

Lightning over northern Arizona.

Lightning over northern Arizona.

Lightning over northern Arizona.

Lightning over northern Arizona.

Lightning over northern Arizona.

Lightning over northern Arizona.