If you’re prone to seasickness then look out, because these pictures will make even those with iron stomachs feel nauseous.
They look like they were taken in the middle of one of the world’s great oceans, but believe it or not they were actually taken aboard the Manly passenger ferry that operates out of Sydney Harbour, Australia. Although the sea there is generally quite calm, recent windy weather whipped up the unexpectedly ferocious waves that you can see below. They were snapped by deckhand and photographer Haig Gilchrist, who uploaded them to his Instagram account along with the comment “great day to be working.” We’re not so sure about that!