I am posting a Chinese puzzle now that is a bit more difficult than the ones I made earlier. I wanted to be sure that you could solve it, so I am listing the Chinese words under the exercise again so that you can easily look up the Pinyin if you feel lost.
加油
VOCABULARY
沼泽 --- swamp
峡谷 --- canyon
洞穴 --- cave
陨石坑 --- crater, meteorite crater
海峡 --- strait
悬崖 --- cliff
溪 --- creek
群岛 --- archipelago
礁石 --- reef
瀑布 --- waterfall