Elsa Hosk turned heads in a Viktor & Rolf Haute Couture at the ‘Pot-Au-Feu’ premiere at the 76th Cannes Film Festival on May 24 — photos

If you've spent a decent amount of time on the Internet, you've probably developed a healthy skepticism – you shouldn't always believe what you see online, because it's fairly easy to falsify with Photoshop. These images, however, will turn your caution on its head – though all of these images look like they might be fake, each is 100% real!

Remember the old optical illusion posters your brother probably had when you were younger? You had to look at them really closely and circles would start spinning or new shapes would appear? Well believe it or not optical illusions are the latest word in fashion?

Toxel.com - Design, Inspiration and Technology Blog

The complete Alexander McQueen Resort 2009 fashion show now on Vogue Runway.

This black and white outfit will play tricks on the eyes in the best way possible. Strategically placed stripes on this bodycon dress create the illusion of a tiny waist, regardless of actual size. Ankle strap heels draw attention to the smallest part of the leg and pointed toes create a long line. To complete the look we added a layered chain link necklace, a studded leather cuff, and crystal and stud spike clutch.

New optical-illusion dresses by Stella McCartney, Hervé Léger, Victoria Beckham, and others make curves more dangerous—even as they slim. Discover more fashion trends at ELLE.com.

Keira Knightley Is Freaking Us Out With Her Optical Illusion Dress

Buy "Black White Marbled Lines" by artsandsoul as a A-Line Dress