The Nudge says: You'll enter through an unassuming, numberless jade door on Gerrard Street (which incidentally, if it had a number, would be 15). If the amber light's on, you're good to go.
Inside you'll find a maze of different rooms, spread out over three floors. Options include the Dining Room for 'dim sum with a modern twist', an Apothecary Bar serving mysterious, medicinal potions only identifiable by their Chinese characters, and a little tea room. read more
World's Best Bars says: Somewhat hidden away, tucked down an alley on the other side of Pultney Bridge, Opium is worth seeking out. It's a smart, sophisticated venue stuffed with comfy seats and vintage knick-knacks. read more
Social Concierge says: Ascend the winding incense perfumed staircase and you're in another world, if your hipster flat mate shacked up with a Geisha, this would be the result. Chinese vases jostle with retro bric and brac, a combination that works surprisingly well under the amber ambient lighting. Opium sprawls over three levels, each with an open plan bar where you can marvel at the bartender's artistry or head into one of the many nooks and crannies and hunker down into a richly upholstered armchair. read more
Evening Standard says: Opium is a rabbit warren of dimly lit and sweetly scented rooms. Head to the “Attic Academy”, where you can watch the barman make your pricey but potent cocktails — you’ll only need one or two. read more