Vehicles passing by a road between the hills of Khao Yai National Park, a UNESCO World Heritage Site in Nakhon Ratchasima province in Thailand

time lapse landscape view horizon trees road sky grassland picturesque khao yai national park thailand unesco world heritage nature natural clouds southeast asia cars scenic skies blue sky fluffy clouds forest rainforest world heritage jungle timelapse vehicles grass grasslands savanna woodlands breeze wind blowing wind electric posts electric lines shrubs world heritage site blue blue skies tree line