Indoor-Outdoor Museum of Science and Nature | Worcester, MA

Open Tuesday - Saturday 10:00 a.m. - 5:00 p.m., Sunday 12:00 - 5:00 p.m. Closed Mondays.

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, and get hands-on with family-friendly exhibits.

The Explorer Express Train is currently out of service while we upgrade the train and its tracks.

*Please note that the EcoTarium will be closed on April 5 for Easter Sunday.*

Welcome Friends!

The EcoTarium is so grateful to the following local organizations that offered free admission to EcoTarium members while we were closed due to burst water pipes.

  • Worcester Historical Museum
  • Worcester Art Museum
  • Tower Hill Botanic Garden
  • Museum of Russian Icons
  • Old Sturbridge Village
  • The Discovery Museums

To show our gratitude, we are excited to offer free admission to members of these organizations now through Tuesday, March 31, 2015!

Simply show your membership card and photo ID to receive free admission for two adults and up to four children.

April School Vacation: April 21-24

Build It! For a Greener Tomorrow

Bring the whole family to work together on earth-friendly creations and learn how the pros adapt their designs to be green. Use your noodle in Imagination Playground, test your engineering skills in KEVA Brain Builders Challenges, bring your hard hat to the Green Construction Zone, and get inspired to create during Story Time Structures.

On Friday, April 24, our annual Earth Day Celebration features half-priced admission for everyone! Meet local green and cultural organizations under the tent and enjoy special guests and activities.

Register Now for a Summer of Fun

At the EcoTarium’s Summer Discovery Camp kids spend their days investigating, making new discoveries and having fun adventures!

We have six great camp sessions to choose from (or enjoy all six weeks!):

  • Animals, Animals! July 6-10
  • Make It! July 13-17
  • Outdoor Adventures July 20-24
  • The EcoTarium Experience July 27-31
  • Spies and Mysteries August 3-7
  • Animal Treats and Training August 10-14

Register before April 1, 2015, for early-bird discounts.  In addition, EcoTarium members save even more with their member discount. Not a current member?  Join or renew and start saving on camp, birthday parties, planetarium shows, and more!

A Night at the Museum

Saturday, May 16, 2015

Join us for an evening of fun when the museum comes to life at night, just for adults! Blow bubbles, launch stomp rockets, and enjoy a bit of magic from master magician, Steve Charette. Enjoy cocktails and hors d'oeuvres, silent and live auctions, dinner, music featuring the Dale LePage Trio, animal encounters, and more!

Tickets are on sale now!

You Won't Believe Your Eyes

Discover unseen worlds and hidden dimensions beyond our normal vision to uncover the mysteries of things too fast, too slow, too small or simply invisible in the film Mysteries of the Unseen World, now playing in the Alden Digital Planetarium: A National Geographic Theater.

The film, narrated by Forest Whitaker, uses innovative high-speed and time-lapse photography, electron microscopy, and nanotechnology, to transport audiences to an enthralling secret world of nature, events, and breathtaking phenomena not visible to the naked eye.

Mysteries of the Unseen World is now playing daily at 3:00 p.m. Tickets can be purchased at our Tickets and Information Desk on the day of your visit. Tickets: $5 per person (plus museum admission)/$4 EcoTarium members.

Mysteries of the Unseen World is presented locally by Unum.