zhou xuan

William Hook

blue sky with white clouds during daytime

Rafael Garcin

Ian Taylor

Airplane trails in the sky during sunset over a river.

Tijs van Leur

Sky surfing - Airplane skytrail (contrail) in a wave of clouds

Nick Tsinonis

Russian Antonov AN124 (RA-82047) of Volga-Dnepr Airlines heading west by southwest on its way from Bratislava to Milan MXP as VI3949 at 32000 feet, 376 kts and heading of 230 at 1230 hours Zulu over the Dolomites on a late October midday. 10/28 2020

Arno Senoner

Bing Hui Yau

doorkeepers

timelapse photography of straight smoke at daytime

Contrails