Where/When: , Chestnut Street and Walnut Street. 10 a.m. on Saturday.
Why Go: Get outside and explore the Old Burying Ground. Tom Elwertowski will explain the differences between the Julian and Gregorian calendars, and why some of the headstones have strange dates. This tour also kicks off the Brookline Walking Tour series for the year.
Where/When: , 290 Harvard Street. On Saturday at 10 a.m. to 11:30 a.m.
Why Go: Live music with Philip Alexander Family Band, and a short film. There's also a raffle with prizes like gift cards to Fugakyu, the Meat House and others. On top of that, proceeds support the .
Pricing: $8 children, $10 adults (Buy Tickets)
Where/When: , 50 School Street at 10 a.m. on Sunday.
Why Go: Prepare for spring at the second annual workshop on a number of gardening topics, sponsored by Bountiful Brookline. Greg Watson has the keynote address on Sustainable Food Systems. Other topics taught include composting and vermiculture.
Pricing: $38 ($25 plus $13 for materials) Please Register
Where/When: 2450 Beacon Street, Chestnut Hill, Mass. 11 a.m. to 4 p.m. on Sunday
Why Go: The Metropolitan Waterworks Museum officially opens on Sunday, with a ribbon cutting at noon. The museum will also run half-hour guided tours on every half-hour, on the 30s, and audio-video presentations every hour on the 15s. in the building are fascinating.
Where/When: , 1386a Beacon St, from 3 to 4 p.m. on Sunday.
Why Go: Pet owners with burning questions on why their animals act they way they do can come to an informal session with Vera Wilkinson, Certified Dog Behavior Consultant & Trainer, and founder of the The Cooperative Dog.
Pricing: Free, call 617-PET-PAWS (738-7297) or e-mail email@example.com to reserve space.