Bring a picnic to enjoy at the picnic pavilion on Workers’ Hill or at a table along the Brandywine. Dogfish Head craft beer and Woodside Farm Creamery ice cream are available for purchase. 200 Hagley Creek Rd. 5 to 8 pm. $5. Hagley.org.

Climb into an antique automobile or board one of the trains and experience what it was like to travel at the turn of the 20th century. Tour the 1897 mansion that was home to three generations of the Marshall family. 3000 Creek Rd., Yorklyn, DE. 12:30 to 4:30 pm. $8–$12. AuburnHeights.org.

Come out to the Marshall Steam Museum for scenic views, craft brews and games. Food trucks, featured groups and fun activities. Friendly, leashed dogs welcome. 3000 Creek Rd., Yorklyn, DE. 5 to 8 pm. $3–$6. AuburnHeights.org.