網址: https://get.pxhere.com/photo/landscape-nature-grass-rock-marsh-wilderness-mountain-prairie-hill-arid-travel-dry-dusk-soil-rock-formation-attraction-tourism-savanna-plain-places-of-interest-australia-geology-grassland-badlands-uluru-wetland-plateau-habitat-ecosystem-outback-tundra-butte-drought-steppe-rural-area-landform-ayers-rock-natural-wonders-aborigines-natural-environment-geographical-feature-aeolian-landform-ecoregion-natural-attraction-1113671.jpg
網址2: https://pxhere.com/ja/photo/1113671