Category Events - United States, Brownsville (TX) Earth Fest is set for Saturday, April 21 at Linear Park from 3 pm to 9 pm. There will be music, food, games, artisan vendors, and earth friendly activities. Admission to event is FREE. There will be a movie in the park (at sunset), and everyone is welcome. Together we can discover and apply sustainable solutions to preserve and maintain the planet. Please join us this year to celebrate our world!