Experience a little culture and a lot of fun this weekend with these exciting Gwinnett County events:

2nd Annual Bulgarian Festival. Noon to 6 p.m. Sunday, Aug. 28. Pinckneyville Park. 4758 South Old Peachtree Road, Norcross. 678-666-2119. www.bulgariafestival.com.

Join your community on Aug. 28 to celebrate Bulgarian culture at the 2nd Annual Bulgarian Festival. From noon to 6 p.m. at Medlock Pavilion in Norcross, you'll get a chance to see traditional folk dance performances, enjoy Bulgarian food, buy handicrafts and take part in a variety of competitions at this free event.

51st Annual Atlanta Model Train and Railroadiana Show. 9 a.m. to 4 p.m. Saturday, Aug. 27. $9 for adults, free for children ages 12 and under. Infinite Energy Center. 6400 Sugarloaf Pkwy, Duluth. 703-536-2954. www.gserr.com.

Calling all train enthusiasts — the Atlanta Model Train and Railroadiana Show will fill the Infinite Energy Center on Saturday for an entire day of model trains and railroad antiques. With over 300 tables filled with displays and items for sale from around the country, it's an event fit for any railbuff or train modeler.

North Atlanta Survival Expo. Saturday, 9 a.m. to 5 p.m., Sunday, 9 a.m. to 4 p.m. Aug. 27 and 28. $12 for adults, $5 for children. Gwinnett County Fairgrounds. 2405 Sugarloaf Pkwy, Lawrenceville. rkshows@yousq.net. www.rkpreppershows.com.

Whether you want to learn how to efficiently store food in your stockpile or discover how to prepare and protect yourself and your family in the event of an emergency, the North Atlanta Survival Expo has you covered. You can connect with other preppers like yourself, take workshops and shop from a variety of specialty vendors that have you in mind.

Hoofin' For Habitat 5K Fun Run and Walk. 7:30 a.m. Saturday, Aug. 27. $35 per racer, free to watch. Suwanee Town Center. 330 Town Center Ave., Suwanee. 678-427-1999.www.wcr5k.com.

Support Gwinnett Habitat for Humanity while getting your workout in at the Hoofin' For Habitat 5K, Fun Run and Walk in Suwanee on Saturday. It doesn't matter if you run, walk or stroll at this family-friendly event suitable for all ability levels. Participants will receive a Hoofin' For Habitat t-shirt.