In autumn it is good to observe changes in nature, especially when huge maple leaves dancing in a whirlwind of leaf fall land in a puddle. j
Happy hours are not observed; pocket watch with a heart-shaped chain
The red-haired cat looks in surprise towards the observer
A cat on the background of sunset on the rocks lies and looks at the observer
The scale of one planet and the observable universe
The stellar atmosphere is the region in which the directly observed radiation is formed[33]
A pigeon observes the beauty of the city from a height