For lovers of maths, there's a walk they can go on all by themselves: The Leiden Maths Walk with challenging mathematical questions.

There have been a lot of amazing and important discoveries done in Leiden. Follow the Route of Discoveries: see new places in the city or fi...

For lovers of maths, there's a walk they can go on all by themselves: The Leiden Maths Walk with challenging mathematical questions.

There have been a lot of amazing and important discoveries done in Leiden. Follow the Route of Discoveries: see new places in the city or fi...

Museum De Lakenhal shows planktonium by Jan van Ijken: a magical art film about the life of plankton.

Museum De Lakenhal shows planktonium by Jan van Ijken: a magical art film about the life of plankton.

For lovers of maths, there's a walk they can go on all by themselves: The Leiden Maths Walk with challenging mathematical questions.

There have been a lot of amazing and important discoveries done in Leiden. Follow the Route of Discoveries: see new places in the city or fi...

Museum De Lakenhal shows planktonium by Jan van Ijken: a magical art film about the life of plankton.

For lovers of maths, there's a walk they can go on all by themselves: The Leiden Maths Walk with challenging mathematical questions.

There have been a lot of amazing and important discoveries done in Leiden. Follow the Route of Discoveries: see new places in the city or fi...

Girl power! On the International Day of Women and Girls in Science, the Faculty of Science at Leiden University will prove just how importan...

There have been a lot of amazing and important discoveries done in Leiden. Follow the Route of Discoveries: see new places in the city or fi...

Museum De Lakenhal shows planktonium by Jan van Ijken: a magical art film about the life of plankton.

For lovers of maths, there's a walk they can go on all by themselves: The Leiden Maths Walk with challenging mathematical questions.

Museum De Lakenhal shows planktonium by Jan van Ijken: a magical art film about the life of plankton.

For lovers of maths, there's a walk they can go on all by themselves: The Leiden Maths Walk with challenging mathematical questions.

There have been a lot of amazing and important discoveries done in Leiden. Follow the Route of Discoveries: see new places in the city or fi...