It is suggested to visit Rai Maneesorn Sunflower Farm from Dec-Feb If you want to visit PB Valley Khao Yai Winery, we suggest that you book the Wine Tasting Tour in advanceReviews 4.5 / 5 Based on 462 reviews Guide 4.6 Itinerary 4.6 Quality of transfer 4.8 Value for money 4....