«Search for the Surface» is a «choose your own adventure» maths game in which players are stranded in a maze - like underground structure of rooms and passages that was built by a past alien civilisation. (tes.com)
This stunning profile of determination, stubbornness, and courage mixes lyrical prose and shimmering oil paintings to evoke the solitary vigil of Admiral Richard Byrd, who lived for months in a small underground structure in Antarctica. (booklistonline.com)
Affected populations could likely avoid harm by hiding in basements and other underground structures, Rumpf said. (sciencedaily.com)