Don’t miss

1 The autumnal equinox

The sun will shine directly on the equator and there will be nearly equal amounts of day and night around the world; it marks the first day of fall in the Northern Hemisphere and the first day of spring in the Southern Hemisphere; 7:29 p.m. PDT Monday.

2 Sehmel park bird walk

Melissa Sherwood leads this Tahoma Audubon Society walk through a Gig Harbor park; wear appropriate clothes and bring binoculars; 8-10 a.m. Tuesday; Sehmel Homestead Park, 10123 78th Ave. NW, Gig Harbor; register with Sherwood at 253-851-7230; tahomaaudubon.org.

3 Evergreen State walk

Join Capital Volkssport Club for a 10-kilometer walk through The Evergreen State College; the walk winds through the campus on sidewalks and maintained paths, including some stairs; 10 a.m. Thursday; meet at Safeway, 3215 Harrison Ave. NW, Olympia, then drive to college; small fee to park; capitolvolkssportclub.org.

4 Date night on the dock

Start with dessert and wine at Anthony’s at Point Defiance restaurant, then peer into the water of Puget Sound from a dock to look for marine creatures; for people 21 and older; 7:30-10 p.m. Saturday; Point Defiance Marina, 5912 N. Waterfront Drive, Tacoma; $30 per person, including all refreshments and tip; must register in advance; sign up by calling 253-591-6439 .