Berlin, long hailed as one of the world's great party cities, is fighting to keep its famed techno clubs alive in the face of soaring prices, shifting tastes and a tightening property market.
For now, the mood is exuberant at Renate, a labyrinthine club with multiple DJs housed in a dimly-lit complex near the Spree river, a Berlin institution which recently celebrated its 18th birthday.
