They are quite common in most forms of art seems to be the best answer for your question :)
Magazines, the news, fashion trend websites, etc...
Corbel dome : arch like construction method to span a space or void in a structure such as a entryway.
Tholos : Beehive like tomb; Burial structure made out of mud bricks and stones.
Rotunda : Round building or dome.
Hope this helps! :)
