Source / verification note
Based on local customs reported in ethnographic studies and traveler anecdotes; no formal legal texts confirm this as law.
An unusual local custom in North Macedonia traditionally discourages whistling outdoors after dark, believed by some to bring bad luck or summon unwelcome spirits.
Based on local customs reported in ethnographic studies and traveler anecdotes; no formal legal texts confirm this as law.
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Historically, some Polish markets reportedly had rules discouraging customers from eating sausages or other snacks while shopping to maintain civic order and market cleanliness.
A traditional custom in some Malian markets discourages eating food samples during price negotiations to maintain civility and order.
A lesser-known guideline in Antarctica advises tourists to treat penguins not just as wildlife, but as "fellow residents," leading to occasional confusion about appropriate behavior near these birds.