Triangle Wedding Arch There's nothing that will catch your guests' eye more than a gigantic triangle wedding arch ($335) as your ceremonial backdrop. Not only is the shape unique, but its meaning is one that will last the test of time — strong, stable, and directive — making it a great foundation for a new marriage. The search for triangle wedding arches was up 223 percent year over year. Image Source: etsy.com triangle wedding arch $335 from etsy.com Buy Now