Mental Floss

ARCHITECTURE

















A new book highlights houses that integrate seamlessly into their surroundings—whether they're buried under hills, covered in mirrors, or perched over the sea.

Shaunacy Ferro






By David B. Gleason from Chicago, IL - The Pentagon, CC BY-SA 2.0, Wikimedia Commons

The Pentagon, home to the U.S. Department of Defense, is a remarkable building—and has been since ground was broken on its Arlington, Virginia site 75 years ago.

Jeff Merron