迷子石
https://www.antarcticglaciers.org/glacial-geology/glacial-landforms/glacial-depositional-landforms/glacial-erratics/
https://waglacialerratics.ess.washington.edu/science/
https://www.youtube.com/watch?v=kuHkt31zg9U
https://www.amazon.de/Ice-Age-Introduction-Introductions-English-ebook/dp/B00HO6WT0W/ref=tmm_kin_swatch_0?_encoding=UTF8&dib_tag=se&dib=eyJ2IjoiMSJ9.7kWf-w-oK40AFe5KOuuxcMDyZXa_-5dAa2k_-VDJyK65dpOQzootxP5ZGCx-ZzpaxkjIHnWbp_WMAj1Lo2A5rP8lJLpEedTfdr8q6SN__RRitwlWs8jkTiRroq2Cu1bQWpq9xu2MJ3iiw2HbjkAZtaACrjMxCeMHQO7iMkxQoC4bq52TVQXOc1UA4g14_WO5x6QKfpeRe6subC8LNeahwapgiNusI6Me9ef_09mFUpw.CDeY65Fs_aHoBi13rmtq0BOeBVqYKxIWf4yM6jVnqL8&qid=1705682952&sr=8-6