Take a guided ride on the Potomac River and learn about different explorers who traveled here. Tour ends on St. Clement’s Island, you can return to the mainland or check out Blackistone Lighthouse. 9-10am, St. Clement’s Island Museum, $15 w/discounts, RSVP: 301-769-2222. 

Enjoy a walk around the South Tract and learn about the chipmunks and squirrels. Discover how they live, interact, and contribute to the forest. Bring water and dress for the weather (ages 7+). 9:30-11am, Patuxent Research Refuge, Laurel, RSVP: 301-497-5887. 

Join expert Drew Webster, from the Anne Arundel County’s Cultural Resources Division to hike from the Visitor Center to the Emory Waters Nature Preserve and learn about the many archaeological findings and research sites ranging from occupations from 13,000 years ago to the historic period (ages 12+). 9:30am-12:30pm, Jug Bay Wetlands Sanctuary, Lothian, $10, RSVP: jugbay.org. 

Join Calvert Library for outdoor stories, songs and some socially distanced fun. Bring seating, dress for weather, wear a mask. 10-10:30am, Fairview Branch, Owings, RSVP: http://CalvertLibrary.info. 

The Hammond-Harwood House Museum and Chase Home invite guests to a two hour-long tour that explores the two architectural treasures in downtown Annapolis. 10am-noon, Hammond-Harwood House, Annapolis, $20, RSVP:  https://hammondharwoodhouse.org 

Learn how to make baskets from natural plant material and make your own ribbed basket (ages 13+). 10am-2pm, Jefferson Patterson Park, St. Leonard, $20 w/discounts, RSVP: jefpat.maryland.gov. 

Dine on peach shortcake, ice cream and baked goods, plus sandwiches from Tongues of Fire BBQ, hamburgers and hot dogs; live music, crafters, vendors and free kids’ activities included. 11am-2pm, Davidsonville UMC: 410-798-5511. 

H2 Markets presents over 25 trucks, live music, beer & crushes and kids area. Trucks offer Italian, BBQ, seafood, pizza, Mexican, Caribbean, soul food, creole, desserts and more. Live music all day, vendor village, moonbounce obstacle course and water slide. 11am-7pm, Jefferson Patterson Park, St. Leonard, $25 w/discounts: marylandfoodtruckfestival.com. 

Discover the miraculous journey of a Monarch from a tiny egg to an intricate butterfly that travels 2,500 miles across open water all the way to Mexico. Learn what they eat, what makes them so magical and how to support them in your own backyard through family-friendly activities. 1-2pm, South Tract Patuxent Research Refuge, Laurel, RSVP: […]

W/ Dave King & Jorge Roeder. 1pm, Rams Head on Stage, Annapolis, $23.50: ramsheadonstage.com.