"The Cities Project" by Heineken has partnered with the Bruno Mars 24K Magic U.S. tour and when you donate to U.S. landmarks, it could score you FREE Bruno Mars tickets!
The official site reads:
Want to make a big impact on the place you call home? The Cities Project by HEINEKEN® is giving you the chance to do just that.
Now through the end of June 2017, HEINEKEN® is offering pairs of tickets to select Bruno Mars 24K Magic World Tour concerts in exchange for your contributions to Indiegogo projects benefitting the National Trust for Historic Preservation and SEAL Legacy Foundation.*
Come back every Monday when new tickets are released!