GoPro Mountain Games: Adventure competitions are at the heart of the four-day festival in Vail, including kayaking, climbing and slackline. And when you tire of those, there’s Mountains of Music concert series, with three nights of shows at Gerald R. Ford Amphitheater and more than 10 free daytime shows in Vail Village and Golden Peak, Thursday through Sunday; mountaingames.com.

Greeley Blues Jam: Robert Randolph, Danielle Nicole, Tommy Castro & the Painkillers, and The Blues Beatles top the list of blues musicians performing Friday and Saturday around Greeley, including Island Grove Park, 501 N. 14th Ave. Food and merchandise vendors will also be set up, $60-$150; greeleybluesjam.org.

Denver Chalk Art Festival: More than 200 artists, including five featured artists, will turn concrete surfaces into beautiful canvases. Live music will take place throughout the day, 10 a.m.-8 p.m. Saturday and Sunday, Golden Triangle Creative District, bordered by Speer Boulevard, Colfax Avenue and Lincoln Street, free; denverchalk.art.

Colorado Medieval Festival: This is for those who feel they were born in the wrong century, with jousting, medieval armored combat, a cosplay contest, music, belly dancers, food, shopping, mead and more, 3-6:30 p.m. Friday, 10 a.m.-6:30 p.m. Saturday and Sunday, The Savage Woods, 1750 Savage Road, Loveland, $20, $10 6-12, free 5 and younger; coloradocastle.com.

Telluride Balloon Festival: Beautiful hot-air balloons and the scenic backdrop of the San Juan Mountains are the stars of the weekend event. The weather-dependent balloon launch is at 6:15 a.m. Saturday and Sunday, and the balloon glow, where the balloons get lit up, but stay grounded, is at 7:30 p.m. Saturday along Colorado Avenue, free; tellurideballoonfest.com.