rocks that form on the earth's surface - part 13 of 29. designed to help students investigate sedimentary rocks - to discover where they come from, what they are made of, and how they are formed. explores some of the ways in which sediments are produced, - 有層次 個影片檔及 b 捲影像00:33
guests during the 101 pitti immagine uomo at fortezza da basso on january 11, 2022 in florence, italy. - 有層次 個影片檔及 b 捲影像00:21
birds flit around the rooftops of tall blocks of flats, mumbai, maharashtra, india. - 有層次 個影片檔及 b 捲影像00:21