A Berlin hotel where a giant aquarium exploded more than a year ago, killing thousands of fish and sending a million litres of water bursting through the building, is rebuilding with a vertical garden instead. The Radisson Hotel in Berlin won’t rebuild the aquarium, which had been known as the Aquadom, and will put a 16 metre tall garden in the centre of the hotel atrium instead. Building owner Union Investment announced on Thursday that a total of around 2,000 plants from 22 different species will grow in the garden, which will include an area of around 120 square metres. The raised garden is…