To protect the ancient monuments, visitors are prohibited from wearing high-heeled shoes at the Acropolis in Athens. This rule helps prevent damage to the site's delicate marble floors.
Singapore has strict rules against bringing chewing gum into the country or spitting it out in public places. This law was introduced to maintain cleanliness in the city-state.
To combat the spread of disease and maintain cleanliness, feeding pigeons in Venice is strictly prohibited. Offenders can be fined for encouraging the bird population.
In Barcelona, it is against the law to wear a bikini, swimsuit, or go shirtless away from the beach areas and you could be fined. This rule aims to promote respectful behaviour in public spaces.
Tourists visiting Lanzarote and Fuerteventura in the Canary Islands must not take sand, stones, and rocks from beaches. Doing so can result in hefty fines.