Hitachi Seaside Park (国営ひたち海浜公園), Japan

Hitachi Seaside Park is located on the Pacific Ocean side of the Japanese coast, and incorporates a unique natural environment of sand dunes, forests, grasslands and springs. With a total space of 350 hectares, of which 200 hectares are open to the public, this huge spacious park is home to a variety of colorful flowers and grasses throughout the four seasons, as well as numerous other attractions, including an amusement park, large grassland, cycling and BMX tracks, a forest athletics field, BBQs surrounding by nature, and many cafes and restaurants.
en.hitachikaihin.jp