Like a Comet – Leidens Ontzet

October 3, 2025
| 13:00
Location: Through Leiden city centre
Organising party: 3 October Vereniging Leiden

Like a Comet – Leidens Ontzet

On the eve of NL Space Week, the city of Leiden hosts its most spectacular annual tradition – the Great Parade commemorating the Leidens ontzet in 1574, when the city was liberated from Spanish siege.
This year’s cosmic theme “Like a Comet” creates the perfect bridge between historical celebration and space exploration, setting an inspiring tone for the week ahead.

 

Programme:

  • 12:00 – Pre-programme with promotional activities
  • 13:00 – Grand Parade begins

 

Space-themed highlights:

  • Walking on the Moon – Relive humanity’s first lunar landing with astronauts demonstrating moon gravity
  • A Cinematic Journey Through Space – Parade of sci-fi icons from E.T. to galactic superheroes
  • To the Moon – Featuring Tintin’s famous rocket and beloved comic characters
  • International Space Music Festival – Cosmic melodies aboard spaceship floats
The parade winds through Leiden’s historic streets with elaborate floats, marching bands, and thousands of costumed participants. From the ceremonial Leiden Guard to futuristic space vessels, this colorful procession celebrates both our rich heritage and boundless cosmic ambitions.
The perfect prelude to NL Space Week – where Dutch history meets the final frontier!
Free admission – arrive early for the best viewing spots along the route

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