One of the most impressive open clusters visible right now is NGC 884 in Perseus (one of the two members of the dynamic duo commonly referred to as the Double in Perseus). This particular image contains 3500+ stars including red giants, young bluish stars, countless close doubles and triples and a wide gamut of stellar magnitudes and colours. LRGB @ 30:30:30:30 with 1x1 binning and -10d C CCD temperature.