When our cameras inevitably emerged from our purses to capture the moment, our young guide quickly placed his glass of Efes on the ground under the table.
They take you inside through a tunnel that smells of ozone and let you look through glass windows at giant, whirring generators while the guide unfurls the mysteries of turbines and transformers for the rapt crowd.
To start exploring the wide range of audio now on Flipboard, a new "Audio" category has been added to the Content Guide, which opens when a user taps on the red ribbon or magnifying glass in the top right corner of their Flipboard.