After Paulina revealed on Heart Breakfast that she didn't realise there was a Severn Tunnel, you've been calling in to confess the things you never knew but that are blatantly obvious!
You won't believe some of the things that people have missed all their lives, click below to hear them!
And here you go Paulina, proof that the Severn Tunnel does exist.
Make sure that if you know someone who didn't know something that's blatantly obvious, let us know, so we can tell the West Country! Complete the form below and we'll get in touch.