“I’ve been getting tons and tons of comments and messages ever since, ranging from viewers commenting that they’ve just noticed their own head indents to expressing support for the cause,” he shared.

Source: https://www.independent.co.uk/life-style/health-and-families/twitch-gamer-headphone-indent-top-of-head-b2353579.html

There, they fanned out and searched the crevasses and cracks, the little indents in the granite, looking for signs of life of one of the few kinds of cactus to ever grow in Minnesota.

Source: https://m.startribune.com/minnesota-endangered-species-ball-cactus-arboretum-big-stone-refuge-wildlife/600306961/