The most expensive wedding proposals are also the most extreme according to this post by Ealuxe. Wedding proposals are always special for a couple. While privacy is a preference for most couples, some of the costliest and most extreme wedding proposals have been made in public in front of huge crowds or watchers who must surely applaud the romance of these couples. These wedding proposals are the most exciting and daring because of their huge cost and the courage of those proposing. Read this amazing post by Ealuxe to know about the extreme, daring and most expensive projects in the world.