St Catherine's Passage
St Catherine's Passage (Katariina käik) runs between Vene and Müürivahe streets under the old arches. Craft workshops line it: glass, ceramics, hats, leather, and you can watch them work.
When: All year; the workshops keep shop hours, so afternoons on a weekday are best.
Seen on @hallaroundtheglobe on TikTok, 175k views.
Photo Ben Bender, CC BY-SA 3.0, Wikimedia Commons.