Dosso is the first major stop east of Niamey, a Zarma town on the main road toward Maradi, Zinder, and the Nigerian border. Most travellers pass through in a hurry, but the town has a real historical centre: the Palais du Zarmakoye, the Grande Mosquee de Dosso, and the Regional Museum Djermakoye sit close enough together to make a worthwhile pause.
The Zarmakoye is the traditional ruler of the Dosso Zarma, and the palace is still the symbolic heart of the town. Its walled courtyards and royal cemetery give Dosso a different feel from Niger's more purely commercial road towns. The Grand Marche de Dosso, just off the same central grid, brings the place back to earth with grain sacks, household goods, motorbike parts, and the usual practical bustle of southern Niger.
Dosso is not a destination to build a whole trip around, but it is one of the better places to break the Niamey-Zinder haul. Arrive early or late in the day, when the heat is kinder and the town's low banco walls catch the light.