I love the topic of unsolved mysteries - both in the past and today. So let's talk about a few famous ones while using some useful grammar. We can use modal verbs to speculate about things. Check out the full shownotes for more information.Join Level Up English - https://courses.levelupenglish.schoolBy becoming a member, you get access to all podcast transcripts, listen to the private podcast and join live lessons and courses on the website.Watch the video version of this episode: https://youtu.be/4LPtG1Bg6pc Show notes page - https://levelupenglish.school/podcast151