Watch The Source Park (2018) : Full Movie Online Free Over the course of two years, this documentary follows two brothers and lifelong BMX riders, Marc and Richard Moore during a huge restoration project based in the East Sussex coastal town of Hastings. Their idea was simple, to build the world's largest underground skate park underneath the promenade of Hastings seafront inside a space that was once the public baths dating back to the 1800s but has since laid derelict for eighteen years.