Family pass (2 adults & 2 children) for the Ecotarium.  

The EcoTarium is a unique indoor-outdoor museum in Worcester, MA. Set in an urban oasis, the EcoTarium offers a chance to walk through the treetops, take a thrilling multimedia journey through the galaxy at a digital planetarium, meet wildlife, stroll nature trails, ride a narrow-gauge railroad, and get hands-on with family-friendly exhibits.