This is my favourite park entrance, but it's also the closest to my house so there might be a bias…read more But even in the most beautiful summer days it's much less busy than Koevlak, and it has a nice variety of trails in 6km, 9km, and 11.5km lengths. You can also just take the bike trail all the way to the beach around Parnassia aan Zee or Bloemendaal aan Zee. If you're a nature lover and just want to get out of the city without going on any kind of fancy holiday or day trip, come to the Kennemerduinen!