威尔士的一个山坡空洞 被错误地误认为是龙的巢穴 实际上是一种天然的抑郁症 产生了一种影子幻觉 A hillside hollow in Wales, mistaken online as a dragon's lair, is actually a natural depression creating a shadow illusion.

威尔士斯诺多尼亚的自然山坡萧条引发了网上关于神秘的“洞穴”或“龙巢”的猜测, 但专家证实这是光照在100公尺宽的空洞中投下长的阴影造成的光学幻觉, A natural hillside depression in Snowdonia, Wales, has sparked online speculation about a mysterious "hole" or "dragon's lair," but experts confirm it's an optical illusion caused by sunlight casting long shadows across a 100-meter-wide hollow where a seasonal stream flows. Abergynolwyn附近的地物不是一个弹坑、坠机地点或秘密政府设施,而是一个由水和光形成的地质构造。 The feature, near Abergynolwyn, is not a crater, crash site, or secret government facility, but a geological formation shaped by water and light. 类似幻觉,如“雪山女王”的环影,在该地区是众所周知的。 Similar illusions, like the "Queen of Snowdon" silhouette, are known in the region.