Arbor Park 4665 Lampson Ave, Seal Beach, CA90740 Tucked away behind the WestEd building on Lampson Avenue, Arbor Park is popular with pooches and aviation enthusiasts,…More soccer players and baseball players alike. The large park offers a great deal of open space and borders the landing strip at the Los Alamitos Joint Forces Training Base. Any day of the week, model plane enthusiasts can be found flying miniature planes as the real military ones take-off and land on the other side of the fence. The grass area has room for several soccer fields with portable goals. There is also a baseball field and a dog park that is open to big and small dogs together.