seen from Italy
seen from United States
seen from Belgium
seen from T1
seen from United States
seen from Germany
seen from T1
seen from Saudi Arabia
seen from United States
seen from Mexico
seen from China
seen from Ireland
seen from T1
seen from United States
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seen from Indonesia
seen from Kenya
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seen from United States
op·zoo·me·ren
1. op eigen initiatief de openbare ruimte opruimen en netjes houden
> eind jaren 80 van de twintigste eeuw begon dit initiatief in de Opzoomerstraat in Rotterdam, zo genoemd naar de hoogleraar filosofie Cornelis Willem Opzoomer (1821–1892)
