21 Jun 2025 City of the Future, Festival on the Ring 11:00 AM – 10:15 PM Celebrate Amsterdam’s 750th anniversary! 21 Jun 2025 City of the Future, Festival on the Ring 11:00 AM – 10:15 PM Celebrate Amsterdam’s 750th anniversary! 21 Jun 2025 City of the Future, Festival on the Ring 11:00 AM – 10:15 PM Celebrate Amsterdam’s 750th anniversary!