The Las Vegas marathon featured a run through wedding

Billed as "the ultimate chance to proclaim your love in an unforgettable, 'only in Vegas' experience," last weekend's Rock 'n' Roll Las Vegas marathon featured a Run Thru Wedding at mile 2.7.

It's an annual tradition, and pretty appealing to anyone who has struggled planning a big wedding:

"The ceremony was very quick, but I couldn't have asked for more"

Here are some of the happy couples: