Gnaoua World Music Festival

Essaouira is already the most laid-back city in Morocco before the festival shows up — a windswept fortified port town where the Atlantic keeps everything a few degrees cooler and a few notches calmer than Marrakech. Then Gnaoua arrives, and the ramparts, squares, and beach all turn into free stages for hypnotic, trance-inducing music rooted in West African spiritual tradition, filtered through centuries in Morocco and now collaborating with jazz, rock, and electronic acts from everywhere else.

Almost none of it costs anything, which means the festival isn't really contained by a venue — it's the entire town for four days. You wander from a call-and-response set in the old medina square to a sunset show on the ramparts to a late-night jam session in a courtyard someone invited you into, and at no point does being alone require a plan. Essaouira's blue-and-white streets are compact and safe enough that solo wandering after dark feels unremarkable, and the crowd — half Moroccan, half international — mixes easily around shared plates of grilled sardines from the port stalls.

The Gnaoua masters themselves, in their cowrie-shell-covered robes and iron qraqeb castanets, play music built to induce a trance state, and even secular ears feel the pull of it after the third or fourth set. You leave with sand in your shoes and a new favorite rhythm stuck in your head for weeks.