1. Ski to Sea Race: The Ski to Sea race is a popular event that takes place over Memorial Day weekend. The race consists of seven different sports, including cross-country skiing, downhill skiing, running, road biking, canoeing, cyclocross, and kayaking. The race starts at the top of Mt. Baker and ends at Marine Park in Bellingham. Spectators can watch the race at various locations along the route and at the finish line. There are also food vendors, music, and other activities at the finish line.

2. Downtown Bellingham: Downtown Bellingham is a great place to spend Memorial Day weekend. The downtown area has many shops, restaurants, and cafes. Visitors can also check out the Farmers Market, which is open on Saturdays from 10 am to 3 pm. The Farmers Market has local produce, artisan crafts, and live music.

3. Fairhaven Historic District: The Fairhaven Historic District is a charming neighborhood in Bellingham that has many historic buildings, shops, and restaurants. Visitors can take a walking tour of the area or just wander around and enjoy the beautiful architecture. There are also many outdoor cafes and restaurants in the area where visitors can enjoy a meal or a drink.

4. Larrabee State Park: Larrabee State Park is a beautiful park located just south of Bellingham. The park has hiking trails, picnic areas, and a beach. Visitors can also go fishing, swimming, or kayaking in the park.

5. Whatcom Falls Park: Whatcom Falls Park is another beautiful park in Bellingham. The park has hiking trails, a waterfall, and picnic areas. Visitors can also go fishing or swimming in the park. There are also many events that take place in the park over Memorial Day weekend, including live music, food vendors, and children’s activities.

Overall, there are many things to do in Bellingham over Memorial Day weekend. Whether you want to watch the Ski to Sea race, explore downtown Bellingham, or visit one of the many parks in the area, there is something for everyone to enjoy.