Sylhet

If Bangladesh has a green heart, it beats in Sylhet. This northeastern region unrolls endless carpets of tea gardens, threads clear rivers over beds of smooth stones, and hides a forest that spends half the year underwater. It is a land of gentle landscapes and deep spiritual roots, and it makes for one of the country's most refreshing escapes. Tea is the signature. The estates around Srimangal, often called the tea capital of Bangladesh, cover the hills in neat green rows, and it is here you can try the famous seven-layer tea, a genuinely clever bit of engineering in a glass. Wander the gardens, sip at a roadside stall, and watch the mist burn off the hills in the morning. The region's natural set pieces are just as memorable. Ratargul is a rare freshwater swamp forest best explored by small boat when the water is high, its trees rising straight out of a glassy green channel. Jaflong and Bisnakandi sit near the Indian border, where rivers run crystal-clear over collected stones with the Khasi hills as a backdrop. Lalakhal glows an improbable blue-green, and Madhabkunda delivers one of the country's biggest waterfalls. It is scenery that surprises visitors expecting a flat, crowded Bangladesh. Sylhet also carries real spiritual weight. The shrine of Hazrat Shah Jalal, the revered saint who helped spread Islam across the region, draws pilgrims from across the country, and the city that grew around it hums with devotion and commerce alike. A little planning goes a long way. Start early for day trips to Jaflong and Bisnakandi, since they are a drive from the city and best enjoyed before the crowds. Visit Ratargul during or just after the monsoon, when the swamp forest is properly flooded and at its most magical. Hiring a local CNG auto-rickshaw or a car for the day is the easy way to link the scattered sights, and Sylhet's own restaurants serve hearty Bengali food to refuel. Three days is enough to combine tea country around Srimangal with the rivers and forests closer to the border. October to March brings the most pleasant weather and the clearest views, while the monsoon transforms the waterfalls and swamp forest at the cost of muddier roads. Green, calm and quietly spiritual, Sylhet rewards travellers who like their beauty served slow.