Earlier this week, stomach-churning footage of the world's first floating pool went viral as swimmers were seen doing laps between two skyscrapers.
The Sky Pool - which opened at the Embassy Gardens flats in Nine Elms, south-west London, last month - made a splash over the Bank Holiday weekend, but left social media users dizzy.
The jaw-dropping structure is 25 metres long, five metres wide and three metres deep, and boasts magnificent views of the London Eye and the Houses of Parliament for those brave enough to take a dip.