The 16th Testing Day is hosted by Collis and will be held at the following location:

Naturalis 
Darwinweg 2, 2333 CR Leiden
Postbus 9517, 2300 RA Leiden
The Netherlands

Directions

Naturalis is located close to Leiden Central Station.

Naturalis can be reached by car, but the car park near the museum is small and subject to parking fees. Paid parking is also available in the LUMC multi-storey car park, which is a 5-minute walk from the museum.The historical town centre of Leiden and the other Leiden museums are a mere 15-minute walk from the museum.

How to get there

by train 
- get off the train at NS Leiden Central Station
- leave the station at the LUMC/ Oegstgeest side
- walk toward the LUMC Hospital
- follow the pedestrian signs to Naturalis (approx. 10 minutes walk)

by scheduled bus service
- get off the bus at the LUMC bus stop
- follow the pedestrian signs to Naturalis (approx. 10 minutes walk)

by car from Amsterdam
- take the A4 motorway until the junction with the A44 motorway near Burgerveen
- turn onto the A44 in the direction of Leiden West
- leave the motorway at exit 8 Leiden 
- follow the signs for Leiden Centrum (Plesmanlaan)
- follow the signs for Naturalis (Darwinweg)

by car from Utrecht
- from Bodegraven, follow the N11 to Leiden
- turn left onto the A4 motorway in the direction of Den Haag
- leave the motorway at the next exit (= exit 7, Zoeterwoude-Dorp)
- follow the N206 towards Leiden
- keep following the N206 towards Leiden Zuid
- follow the N206 for a further six kilometres in the direction of Katwijk
- near the Holiday Inn, turn right twice and follow the signs to Naturalis (Plesmanweg)
- turn left at the sign Naturalis (Darwinweg)

by car from Rotterdam/The Hague
- take the A4 motorway
- leave the motorway at the first exit (= exit 7, Zoeterwoude-Dorp)
- follow the N206 towards Leiden
- keep following the N206 towards Leiden Zuid
- follow the N206 for a further six kilometres in the direction of Katwijk
- near the Holiday Inn, turn right twice and follow the signs to Naturalis (Plesmanweg)
- turn left at the sign Naturalis (Darwinweg)

by car from Noordwijk/Katwijk
- take the N206 towards Leiden
- at the junction with the A44 motorway, go straight ahead towards Leiden Centrum
- turn left at the sign Naturalis (Darwinweg)

car park and entrance to Naturalis
- the Naturalis car park on the Darwinweg has 50 parking spaces
- follow the signs to the LUMC multi-storey car park
- follow the signs to the entrance of Naturalis in the former Pesthuis.

coach parking
- coaches are allowed by the police to park at the bus stop on the Darwinweg (near the footbridge).