USS Lexington Ceremonies
2026-04-18 09:00 (America/New_York) | Lexington Battle Green, 1625 Massachusetts Ave., Lexington, 02420, United States

Earth Week at Discovery Museum!
2026-04-18 10:00 - 15:00, 2026-04-19 10:00 - 15:00, 2026-04-20 10:00 - 15:00, 2026-04-21 10:00 - 15:00, 2026-04-22 10:00 - 15:00, 2026-04-23 10:00 - 15:00, 2026-04-24 10:00 - 15:00 | Discovery Museum, Discovery Museum, 177 Main St, Acton, MA, 01720, United States
Join us this April school vacation week to celebrate and connect with nature! All week we will be exploring our connection to the Earth through science, art, and play.
Special Earth Week programs run daily from 10:00am – 12:00pm & 1:00pm – 3:00pm. See daily schedule for details.

Tower Park Battle Road Reenactment
2026-04-18 10:30 | Munroe Tavern, 1332 Massachusetts Ave, Lexington, MA, 02420, United States

Hancock Church Patriots' Day Bell Concert
2026-04-18 11:00 | Hancock Church, Massachusetts Avenue 1912, Lexington, Massachusetts, 02421, United States

Patriots' Day Parade
2026-04-18 13:30

Lexington Bicentennial Band & Pops Chorus Concert
2026-04-18 19:00

Live Greek & Middle Eastern Music and Bellydancing
2026-04-18 20:00 - 23:00 | Athenian Corner Restaurant, 207 Market Street, Lowell, 01852, United States
Live music and dancing featuring the Athenian Corner Ensemble

Concord Dawn Salute & Muster at Buttrick Hillside
2026-04-19 05:45

Old North Bridge Battle Reenactment
2026-04-19 08:30

Concord Museum Free Admission & Minutemen Encampment
2026-04-19 09:00 | Concord Museum, Concord Museum, 53 Cambridge Tpke, Concord, MA, 01742, United States

Concord Historic Homes Open for Patriots' Day
2026-04-19 09:00

Chemists Celebrate Earth Week: Trees and Forests at Discovery Museum
2026-04-19 10:00 - 12:00 | Discovery Museum, Discovery Museum, 177 Main St, Acton, MA, 01720, United States
Discover the science behind Trees and Forests: Into the Woods with Chemistry as we celebrate Chemists Celebrate Earth Week. Join us and our guest educators from the North Eastern Section of American Chemical Society and have fun exploring chemistry through hands-on activities related to this year’s theme, Trees and Forests!

Artillery Demonstration — North Bridge Visitor Center
2026-04-19 11:00

Open House at Meriam's Corner
2026-04-19 11:00

"Every Rock Has A Story" with Professor Ethan Baxter at Discovery Museum
2026-04-20 | Discovery Museum, Discovery Museum, 177 Main St, Acton, MA, 01720, United States
Join us for a rocky twist on Storytime with Ethan Baxter, Boston College Professor of Earth and Environmental Sciences and host of “Every Rock Has a Story” on YouTube. We will explore the surprising stories locked inside dazzling rocks and minerals; feel free to bring your own!

Patriots' Day Living History — Lexington History Museums
2026-04-20 09:00

Concord Patriots' Day Parade
2026-04-20 09:00

Concord Patriots' Day Block Party
2026-04-20 12:00

Patriots' Day Baseball Battle: CCHS vs. Lexington
2026-04-20 15:00

Naturalization Ceremony — Lexington Battle Green
2026-04-21 11:00 | Lexington Battle Green, 1625 Massachusetts Ave., Lexington, 02420, United States

Meet the Artist: Sarah Spencer at Discovery Museum
2026-04-21 13:00 - 15:00 | Discovery Museum, Discovery Museum, 177 Main St, Acton, MA, 01720, United States
Join local artist Sarah Spencer for an adventure in art and science with cyanotype, an old-fashioned process that prints photos in blue tones using UV light and water. Create your own print and watch as it comes to life, changing colors right before your eyes. Connect with nature by using pressed flowers, ferns, and leaves, or get creative with photo negatives and found objects. Inclement weather may result in changes to the program or cancellation.

Meet the Scientist: Our Changing Ocean with Boston College at Discovery Museum
2026-04-22 13:00 - 15:00 | Discovery Museum, Discovery Museum, 177 Main St, Acton, MA, 01720, United States
Join Professor Tony Wang and doctoral students from the Earth and Environmental Sciences department at Boston College to explore the science of our changing ocean. Discover the intricate workings of ocean circulation and the essential role of phytoplankton, practice fish dissection and uncover earstones (otoliths), and use a microscope to identify microfossils. Learn about the impact of climate change on coral reefs and the Antarctic Ocean. These hands-on activities will offer valuable insights into the dynamic and vital world of ocean science!

Boston Fleet at Tsongas Center
2026-04-22 19:00 - 22:00 | Tsongas Center, Tsongas Center, 300 Arcand Dr, Lowell, MA, 01852, United States
Step onto the ice with the Boston Fleet and feel the electricity of
elite women’s hockey at Tsongas Center. Watch world-class
athletes showcase speed, skill, and heart that’ll leave you on
your feet, from the opening face-off to the final buzzer.
Four of the Fleet’s players just returned from the Olympics
with medals—three gold medalists from Team USA and
a bronze medalist from Team Switzerland—and you’ll witness
that same Olympic level intensity and excellence every game.
Whether you’re a longtime hockey fan or discovering the sport
for the first time, there’s nothing like live professional women’s
hockey—the energy in the arena is contagious,
the plays are breathtaking, and you’ll find yourself part of
a community that gets louder and prouder every game.
Come for the game, leave knowing you witnessed something special.

Private Salty Reiki Healing with Anabel
2026-04-24 | The Salted Soul Salt Cave, 340 Great Road, Acton, MA, 01720, United States
Every Friday, Anabel is here offering private reiki sessions in the cave. Get your salt therapy and reiki healing all at once. Investment is $145.
Appointment options are:
*10:00-11:00am
*11:30-12:30pm
*1:00-2:00pm
