The <n>Child Care Center</n> in Asunción, Paraguay, designed by <n>Equipo de Arquitectura</n>. Photo by <n>Leonardo Méndez</n>.

The <n>Skyspace Lech</n> light installation by artist <n>James Turrell</n> in Lech, Austria. Photo by <n>Florian Holzherr</n>.

From the 1978 book <n>Living Spaces: 150 Designs From Around The World</n>.

<n>Lenticular cloud</n> over <n>Tatra National Park</n>. Photo by <n>Jan Nyka</n>.

A 1914 illustration of starfish species from the book <n>Nature neighbors</n>.

Image from page 43 of "Birds and nature" (1900)

<n>Casa d'Estate</n> in Linescio, Switzerland, by <n>Buchner Bründler Architekten</n>. Photo by <n>Ruedi Walti</n>.