This elaborate architecture throughout Iran served a very unique purpose - gathering pigeon guano.
READ MORE IN THE ATLAS: https://www.atlasobscura.com/places/pigeon-towers-iran
Oct 15
Hunting for Meteorites with Steve Arnold (Classic)
Today we're powering up our metal detectors and keeping a very close eye on the surface of the earth as we set out in the hunt for meteorites with Steve Arnold, who’s been in the game for more than three decades. If you want to learn more, check out Steve’s website, and read this ... Show More
22m 17s
Aug 2015
Pigeons: Homing, Passenger, Carrier and Otherwise
<p>Pigeons can get a little confusing. Passengers, messengers, carriers, homing - the list goes on. But when it comes down to it, they're all variations of the same smart bird with a knack for getting home to roost. Learn about these clever creatures in today's episode.</p><p> </ ... Show More
48m 21s
Jun 2024
Selects: How the Seven Wonders of the Ancient World Work, Part I
Long before slide rulers and pocket protectors, civilizations across the world used their noggins to build some impressive structures. Almost all have crumbled to ruins over the millennium, but thanks to the earliest tourists, we admire them still today. Explore some of them with ... Show More
42m 25s