The fourth annual Great Lakes Beach Glass & Coastal Arts Festival, Saturday and Sunday at the Bayfront Convention Center, will feature lectures, music and more than 70 vendors.

Some of the most brilliant beach gems will be easy to find this weekend at the fourth annual Great Lakes Beach Glass & Coastal Arts Festival at the Bayfront Convention Center.

The returning two-day festival, presented by Relish Inc., will feature lectures, music and more than 70 vendors selling everything from beach glass jewelry to one-of-a-kind art works.

Beach combers can also enter their greatest, most recent discoveries in Sunday's Best Beach Find Contest. Entries — one free with paid admission, and up to three additional entries are $5 each — will be accepted 10 a.m. to 3 p.m., with awards announced at about 3:45 p.m. The Best of Show and runner up winners will receive $250 and $100, respectively, while other categories (toys, sea glass bottles, marbles, etc.) receive $50 prizes.

BE THERE

The Great Lakes Beach Glass & Coastal Arts Festival takes place Saturday and Sunday, 10 a.m. to 5 p.m., at the Bayfront Convention Center, 1 Sassafras Pier. General admission is $5; VIP admission (access to festival at 9 a.m. on Saturday) is $15; children ages 6 and younger are free. For more details, visit http://bit.ly/2oYSho8 or find the event on Facebook.

2017 SCHEDULE

Saturday

9 a.m., noon, 2 and 4 p.m.: Music by Mark Beery 11 a.m.: "Beach Marbles from the Great Lakes and Beyond" by author Mary McCarthy 1 p.m.: "Joe Root: King of the Peninsula" by Presque Isle State Park environmental education specialist Brian Gula 3 p.m.: "What's Inside Your Collection" by author Richard LaMotte

Sunday

10 a.m., noon, 3 p.m.: Music by Sam Hyman 10 a.m.-3 p.m.: Entries accepted for Best Beach Find Contest 11 a.m.: Lecture on beach glass color classification by jeweler Meg Carter 1 p.m.: "Beach Surprises" by Mercyhurst University assistant geology and paleontology professor Scott McKenzie 3:45 p.m.: Awards announced for Best Beach Find Contest

Times are approximate; schedule is subject to change.