A month ago, if a foreign traveler asked me where the nearest mangrove forest lies, I’d probably tell him to take the bus to Quezon or fly to Palawan. If one asked me to take him to a place where he could go bird-watching aside from UP Diliman, I’d probably drive him out of the city to Pampanga. If he asked me to take him to a place where he could see dolphins, I’d tell him to head over to Batangas. I just didn’t know any place within Metro Manila where anyone could bond with nature. Recently, however, I learned…