Ten history-focused picks, ordered by how you should encounter them. The Alhambra sits first not because it needs introduction but because everything else in Granada makes more sense once you have been inside. The Alhambra is the starting point; the Royal Chapel three minutes downhill is the ending, the building that closes the Nasrid story as the other opens it. Between those two anchors sit the Nasrid Palaces, the Albaicín, two guided activities that make the Cathedral and La Cartuja legible, two museums that fill the gaps the monuments leave, a guided walk through the Moorish quarter, and the Generalife gardens above the palace walls.
What each era left behind is still present. The Zirid Berber kingdom founded Granada in the 11th century and built the original quarter on the Albaicín hill. The Nasrid dynasty, Granada's last, ruled from the Alhambra for two and a half centuries, constructing the palatial sequence that survives in better condition than any comparable Islamic complex in the world. January 1492 ended it: Ferdinand and Isabella accepted the keys from Muhammad XII, the last sultan, and chose Granada rather than Seville or Toledo as their burial place. The Royal Chapel they commissioned, finished in 1517, sits three minutes' walk from the mosque they converted into a cathedral. The Baroque layer came last: La Cartuja monastery, whose Sagrario was completed in 1720, is as far from Nasrid restraint as architecture gets.
Guided tours pay off here because the historical density rewards expert interpretation. The same wall may contain Roman stonework, Nasrid plasterwork, and a 16th-century Christian alteration. The difference between noticing that and walking past it is usually a guide who has been pointing it out for years.
For the city's museum offer alongside its monuments, the best museums guide covers Granada's ten best institutions in full.