With Liverpool being a maritime city, a strong relationship with the sea is inevitable.

Hear from an open water swimmer about plunging into freezing water and how this can help to free the mind in difficult times and improve mental health.

Dive beneath the waves to find out how to play with an octopus and discover what it feels like to make friends with such an amazing and intelligent creature.

Get an expert’s view on mangrove trees, how they are being affected by pollution and why it's important for us to protect them.