Eco-certified hotel with full-service spa connected to the convention center in Garderen Along with a full-service spa, this smoke-free hotel has an indoor pool and a restaurant. Free WiFi in public areas and free self parking are also provided. Additionally, a fitness center, a bar/lounge, and a sauna are onsite. Bilderberg Résidence Groot Heideborgh offers 85 accommodations with safes and coffee/tea makers. Televisions come with cable channels. Bathrooms include shower/tub combinations, complimentary toiletries, and hair dryers. Guests can surf the web using the complimentary wired and wireless Internet access. Business-friendly amenities include desks and phones. Hypo-allergenic bedding and irons/ironing boards can be requested. Housekeeping is provided daily. Recreational amenities at the hotel include an outdoor tennis court, an indoor pool, a sauna, and a fitness center. The recreational activities listed below are available either on site or nearby; fees may apply.