Rotterdam Events – Monday, Apr 27

4 electronic music events in Rotterdam on Monday, April 27, 2026. Highlights: Kroonjuweel 2026 at Keile District (doo-bop, Essy); Kralingse Bos Festival Koningsdag 2026 at Kralingse Bos (Benny Rodrigues, ROOG); Sonoor Kings Day Party at Sonoor (Intergalactic Gary, Mowgli (NL)). Across 4 venues.