Located in the historic old City of Nafplio, the Atheaton Guest House is close to the archeological sites of Peloponnese. Guests can also enjoy other sites in the area which includes Bourtzi and Palamidi castles, church of Agios Spiridon, Bavarian lion, Parliament of Greeks and the sea. Nafplio's main bus station is a few minutes' walk away from the hotel.

There are 7 rooms at Atheaton Guest House that features double or twin beds, anatomic mattress, anatomic pillows, private bathroom, w/c, bathroom amenities, slippers, hair dryer, first aid, television, individual air condition, individual heating, fridge, minibar, Coffee / Tea Maker, free of charge wifi. Some rooms has sitting area, dvd palyer, mp3 player and views from the balcony or windows.

The Atheaton Guest House is a traditional pension hotel that provides 24-hour front desk, garden, non-smoking rooms, express check-in/check-out, soundproofed rooms, heating, design hotel, luggage storage, ski storage, air conditioning, room service, laundry/dry cleaning (on request), bicycle rental, car hire, and tour desk.