15: The Past with John Gallagher

We've got a present for you - the past! Professional historian John joins us to decide once and for all about everything that's happened, ever. Also, what's up with the Moon?<br /><hr><p style='color:grey; font-size:0.75em;'> See <a style='color:grey;' target='_blank' rel='noopener noreferrer' href='https://acast.com/privacy'>acast.com/privacy</a> for privacy and opt-out information.</p>