Outdoor recreation

Delaware. Take a guided creek hike, enjoy music, great food, and kids' activities. Special event at White Clay Creek State Park, noon to 4 p.m. Creek Fest, Newark, May 7. www.visitdelaware.com/event-detail/creek-fest/27923/

Equestrian excellence

New Jersey. Watch top riders and horses compete in this qualifying event for the U.S. Summer Olympics team. Dressage, cross-

country jumping, and show jumping. Jersey Fresh International, Allentown, May 12-15. www.jfi3d.com

Natural treasure

Connecticut. Exceptional photos of the Mianus River Gorge at the Bruce Museum capture the haunting beauty of the primeval forest colonial explorers encountered. Area 40 miles outside New York City was named the first registered natural landmark in the U.S. Mianus River Gorge: Photographs by William Abranowicz, Greenwich, through June 5. www.brucemuseum.org

Old-time fun

Pennsylvania. Spring celebration at historic Rock Ford Plantation. Tours of the mansion, 18th-century entertainment, vendors selling traditional goods and arts, maypole dance, and pop-up tavern with early-American brews. May Fair Celebration, Lancaster, May 8. www.rockfordplantation.org

Lobsters, crabs & more

New Jersey. Love seafood? There's plenty to choose from when more than 40 seafood vendors serve up their best. Beer and wine tent, live music. Held right by the beach at Silver Lake Park. New Jersey Seafood Festival, Belmar, May 14-15. www.visitbelmarnj.com

Watercraft wonders

Maryland. Antique and classic boats, vintage marine engines, and Chesapeake Bay retrievers at this Calvert Marine Museum event. Enjoy traditional crafts, foods, and music; toy boat building for kids. Solomons Maritime Festival, Solomons, May 7. www.calvertmarinemuseum.com

Taking wing

Pennsylvania. Bird-related activities fill the day at Bald Eagle State Park. Watch birds by boat, see live raptors and mammals, or build a birdhouse. Bald Eagle Bird Day, Howard, May 14. www.visitpennstate.org/events/bald-eagle-bird-day-6032/

Antiques in an antique

New York. This fair presents antiques vendors on the grounds of a 19th-century jailhouse (and inside), now the Museum of Wayne County History. Antiques appraisals and BBQ lunch also available. Jailbird Antique Festival, Lyons, May 7. www.waynehistory.org

Best of show

Maryland. Art show with 165 local, regional, and national juried artists in glass, jewelry, metalwork, ceramics, painting, sculpture, photography, and wood. Live entertainment, food vendors, wine and beer. A-RTS Rockville Town Square Arts Festival, Rockville, May 7-8. www.rockvilletownsquare.com

Remembering when

Delaware. Celebrate area heritage with Revolutionary War, Civil War, and WWII reenactments, maypole dancing, and colonial artisans' village. Dover Days, Dover, May 6-8. www.doverdaysfestival.com