Venue & Accommodations


The Masurian Lake District, Olsztyn-Ryn, Poland

The in-person GLEON 2023 Poland meeting will be held at CASTLE RYN Hotel**** (Hotel ZAMEK RYN****) in Ryn, Poland. The hotel is in a meticulously restored 14th century Teutonic Castle with a motto of "legendary hospitality" located in the heart of the Masurian Lake District.

Hotel Reservations

Instructions for reservation of rooms at the ZAMEK RYN**** Hotel for the GLEON group can be found on the hotel's website where a reservation form and payment instructions are provided:

Meeting participants must complete the GLEON 2023 Reservation form and not use the hotel's online reservation system. Payments for the full cost of your stay are due at the time of your reservation and can be made by electronic transfer or sending a credit card payment form to the hotel.

  • Hotel reservation deadline: 10 March 2023
  • Late reservation deadline (depends on availability and may incur a $100 USD additional charge): 10 April 2023

The hotel has a no cancellation policy.

Meeting Package

Meeting participants must stay at the official hotel venue and pay for the meeting package. The meeting package will include lodging, meals, onsite activities and taxes. See Budget Your Travel for information about rates. Attendees are encouraged to bring guests and can plan travel to stay up to seven nights at the meeting package rate. 

Single Occupancy Rooms

For those interested in a single occupancy room, there are two options. There are a limited number of small, single occupancy rooms with one bed, and larger, double bed rooms that can be used for single occupancy.


Attendees and guests will have use of all CASTLE RYN Hotel**** (Hotel ZAMEK RYN****) attractions: swimming pool in the gothic underground, saunas, table tennis, fitness room, night club. There are also additional paid services, including bowling, billiards, golf simulator (BO Golf Elite, one of the best in Poland, curved screen), 3 bars (winery, bowling and Refectory Restaurant). 
Updated: 12 March 2023

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