vast yellow grass path in puebla de sanabria national park, surrounded by colorful heather

puebla sanabria national park yellow grass wide path colorful heather wildflowers nature trail scenic walk spanish wilderness hiking destination natural landscape untouched vibrant flora iberian peninsula dry grassland rolling hills vast terrain beauty plant diversity rural spain outdoor golden meadow reserve field wild vegetation trekking picturesque scenery environment mountain ecotourism peaceful retreat botanical open remote seasonal purple habitat protected area sanctuary experience european landscapes paradise preserved rustic tranquil escape colors tones breathtaking view fauna panoramic outdoors fresh air highland