Greg Meyer, 1983 Boston Marathon champion, served pasta to Dave Lombardo of Eau Claire, Wis.

Volunteer Aramie Sohn served Roy Williams as his friend, Marco Albright, waited. The men were from Nova Scotia.

Between 12,000 and 15,000 people – both runners and race volunteers – were expected for the dinner at City Hall.

Volunteer Angleica Ramirez served pasta to Juan Romero from Chicago during the pre-race dinner.

Thousands of runners participated in the Boston Athletic Association 5K on Sunday morning in the Back Bay. Kim Smith was the women's winner.

Dejen Gebremeskel of Ethiopia won the men's division of the BAA 5K on Sunday.

Runners flocked to the 2013 John Hancock Sports & Fitness Expo Saturday, where they picked up freebies, tried out equipment, and purchased official marathon clothing (like those sharp blue and yellow jackets).

Click through for more marathon scenes from over the weekend.

Bob Steinberg, 62, of Winnipeg was first in line on Friday at the Hynes Convention center to pick up his number for Monday's 117th Boston Marathon. He said he'd be happiest finishing Monday's race in under 3:55.

About 6,000 runners participated in Sunday's BAA 5K.

Workers were busy on Boylston Street on Saturday setting up the finish area for Monday's Boston Marathon. The photo bridge as well as crowd control barriers were put in place as other preparations were made.

Leo Pike, Jessica Schroeder, and Diana Jones, all of Hawaii, shopped for official marathon clothing at the marathon expo. “This is what I’ve saved up for all year,” Pike said of the expo.

Two of the top American women in the Boston Marathon field, Shalane Flanagan (left) and Kara Goucher, were introduced at an elite runner press conference on Friday at the Fairmont Copley Hotel.

Thousands of spectators lined the course of the BAA 5K on Sunday.

The start line in Hopkinton was a popular place to visit this weekend, including this runner from Sweden, who ran across Route 135 after having his picture taken.

From left: Trish and Dallas Allaire of Red Rock, Ontario, chatted with Scott Teresi, Brand Manager for Powerbar.

Relay races were held in a closed section of Boylston Street on Saturday near Copley Square.

Newton Running held a clinic along the Charles River Saturday morning. Running educators demonatrated and led drills about natural running techniques.

Carl (left) and Gayle (right) Godwin, of Lincoln, Neb., met fellow Midwesterner Andriette Wickstrom, of Storm Lake, Iowa, at the marathon expo.

At the marathon expo, runners were encouraged to post messages on a Poland Spring board that completed the sentence "Better Is ..."

The Hynes Convention Center will be host of the weekend-long sports and fitness expo and will feature exhibits from hundreds of companies.

First-time Boston Marathon runner Nicole Niles of Manchester, N.H., left a message on a wall at the marathon expo Saturday.

From left: Lisa Roe of Angola, Ind., Neisha Rygg of Las Vegas, and Kelly Lecours of Bradford at the marathon expo. Lecours, who is running the marathon for her 12th year, said the expo is a big tradition for her family.

At the John Hancock booth, marathon expo attendees sat on bleachers and watched a short film about the Boston Marathon.

Past Boston Marathon champions Bill Rodgers (left) and Greg Meyer chatted during Friday's elite runner press conference.

A line formed early for number pick-up in the Hynes Convention Center. The earliest arrival came at 11:30 Friday morning.

Georgie Thomas and Chris Darke of Port Elizabeth, South Africa, sampled Koru yogurt at the marathon expo. Thomas said the two were like “kids in a candy store” at the large expo.

Sharon Cherop (left) and Wesley Korir are the defending champions.

Lieutenant Colonel Rodney Freeman was named the recipient of this year's Patriots' Award from the Boston Athletic Association. He founded the "Shadow Run" held on or near Patriots Day for US military stationed overseas.

Members of the Manito Running Club, all of Spokane, Wash., from left: Mike Wiser, Eric Erickson, Deb Wiser, Eric Cameron, and Jill Gilson. All but Deb were running in the marathon; she said she’s just cheering them on.

"I used to dream of this moment, what it would look like to be an elite athlete," Flanagan said during the elite runners press conference Friday at the Fairmont Copley Plaza Hotel in Boston. "I was a spectator and a fan and to actually be part of the race, and actually be considered an elite athlete at this race completely blows my mind and it's really surreal."

Third-time Boston Marathon runner Heather Ferris and daughter Amina, of Dearborn, Mich., signed a wall where expo attendees left messages for runners.

Julie Berger and Pete Sanford, from Ionia, Mich., sampled powerCrunch bars at the marathon expo.

From left: Cyrus Martin and Michael Phillips, both of Boston, attended the marathon expo. Phillips joked that he hoped to find the secret to speeding up and winning the marathon there.