There's a lot happening in Dartmouth on any given weekend. Visit DartmouthVillageSoup.com for your itinerary.

Saturday, September 30

Embrace your inner band geek.

The Dartmouth High School marching band and color guard will host its home show competition at Memorial Stadium, 5:30-9:30 p.m. The US Bands-sponsored show will include 15-minute performances from Dartmouth High and 12 other high schools from New England and as far away as New Jersey. An awards ceremony will be held at the conclusion of performances. For a complete schedule of performances, visit trigonroad.com/yea/schedule.cfm.

Reach for the stars.

The University of Massachusetts Dartmouth Observatory will be open for public viewings starting at 8 p.m. Staff from the observatory and the Astronomical Society of Southern New England will be on site and will allow visitors to view the night sky through the observatory’s 16-inch telescope, and other telescopes set up at the event. Viewings will only take place if weather permits and the skies are clear. Cancellation announcements will be made at around 5 p.m. the day of an open house. Visit meetup.com/ASSNE-MA-RI for the announcement or call (508) 999-8715 for a prerecorded message.

Sunday, October 1

Cheer on watershed riders.

The 11th annual Buzzards Bay Watershed Ride will race through Dartmouth and other Buzzards Bay communities. The ride will enter Dartmouth on Horseneck Road before turning onto Rock O’ Dundee Road, and will loop through Potomska, Little River, and Smith Neck Roads before heading north up Bakerville Road. The course will continue east down Russells Mills Road and Rogers Street into New Bedford. Riders leave Horseneck Beach in Westport at 9 a.m. Visit savebuzzardsbay.org for more details.

Monday, October 2

Learn about nature.

The Buttonwood Park Zoo and Dartmouth Natural Resources Trust is running a "Puddle Jumpers" nature club for kids ages 2-5 at Knowles Reserve, 900 Smith Neck Road, at 11 a.m. An educator from the zoo will lead participants through a 50-minute nature exploration activity. Children must be accompanied by an adult. The cost is $14 for zoo members, and $22 for nonmembers. Visit bpzoo.org for more information and to register.

Travel to exotic locales.

Talk show host and travel writer Pauline Frommer will host a question-and-answers session and book signing at the University of Massachusetts Dartmouth main auditorium, 7 p.m. The host of The Travel Show and travel writer will discuss her books and career. The event is free and open to the public. Parking is available in Lot 4 at the main campus. For more information, contact Maria Sanguinetti by email at msanguinetti@umassd.edu or by phone at 508-991-5096.

Have an event we should include next week? Email details to Douglas McCulloch at douglas@dartmouthweek.net.