Hey there nicolaou!
Just popped in for the first time in many months and saw your post.
I subscribe to about 20 podcasts, but one of my faves is 99% Invisible.
Here's a quick cut & paste from their website:
Ever wonder how inflatable men came to be regular fixtures at used car lots? Curious about the origin of the fortune cookie? Want to know why Sigmund Freud opted for a couch over an armchair?
99% Invisible is about all the thought that goes into the things we don’t think about — the unnoticed architecture and design that shape our world. With over 250 million downloads, 99% Invisible is one of the most popular podcasts on iTunes and is available on RadioPublic, via RSS and through other apps.
The website is:
Hope you enjoy the podcast while on "your appointed rounds".