To see this ad, place under direct sunlight

Here is a billboard from Brazil for Nivea:

Using one million light-reflecting beads that would reveal its color when exposed to ultraviolet rays, this billboard in Rio de Janeiro would only appear when the sun came out.  The brighter the sun shone, the more intense the color of the beads became.

NIVEA Sun Art (ENG.) from AgênciaClick Isobar on Vimeo.

We claim this space ...

Here is a billboard for BBC America that reads, "We claim this space in the name of quality British television."  And its' nearby sister billboard...

Here are some transit ads for some of BBC America's programming that reads:

"Gordon Ramsay claims no responsibility for the dining car in this train."

"If you were a time lord, you would be home by now or 700 years ago."

"Ejector seats courtesy of the Graham Norton Show."

"Even the loudmouth next to you would sound better with a British accent."

"My other commute is in a Tardis."

Volkswagen up!

Here is an outdoor ad for Volkswagen in France:

The billboard reads:

"It's great to be small"

Extra large dinosaur purse

Here are some outdoor posters from China for Sanlitun Village in Beijing:

The billboards were part of the Let's Play XXL augmented-reality game.  After scanning the codes, visitors of the shopping center were able use their mobile devices to see 3D dinosaurs.

Shoppers who found all of the virtual dinosaurs received an XXL bag.

Mary Christmas

Here is a billboard for progressive Angelican church St. Matthew in the City in Auckland, New Zealand:

St. Matthew in the City has had some controversial billboards in the past, including the "Poor Joseph.  God was a Hard Act to Follow" billboard:

The "Mary Christmas" billboard is an interesting take on the story of Immaculate Conception.  Although it may not be the portrayal we are familar with, it does present a point-of-view that is more alligned with most people's every day existences.  Vicar Glynn Cardy defends the billboard saying it "is about a real pregnancy, a real mother and a real child.  Mary was young, unmarried and poor.  She was certainly not the first woman in this situation, or the last."    

Cow Parade parachutes

Here is a billboard Brazil's public art event CowParade:

You're quite clumsy when you're hungry

Here are some billboards in Russia for Snickers:

The Parachute and Ladder billboards roughly translate to You're Not You When You're Hungry.

Fry lights

Here is an ambient billboard for McDonalds:

Skylights that were visible up to three miles away were used to illustrate that McDonald's has the Best Fries on the Planet.

Shivers guaranteed

Here is an ambient poster for horror TV channel 13th Street in Paris:

A graff generator was placed inside a billboard, so when people touched the contact point their hair stood up on end.   For the first poster, the generator switches on when a ghost image appears on the screen. 

The second poster looks like a door that opens up to a dead body. 

Musical billboards

Here are some ambient billboards for The Mint Museum in Charlotte, North Carolina:

The musicians found in Romare Bearden's paintings were brought to life with real-life replicas that stood in front of the billboard and transit wrap performing for passersby.

Looks fast... even in park!

Here's an out-of-home campaign for the Mercedes Benz 2012 C-Class Coupe in Canada:

Blurred 3D models of a mailbox, street parking sign and fire hydrant were placed next to the 2012 Mercedes Benz and a billboard that reads:

Looks fast.  Even in park.  The 450hp 2012 C-Class Coupe.

An unexpected beetle

Here is an augmented reality app in Canada for Volkswagen:

Passersby can download the associated app and scan Volkswagen billboards to see the animated "Juiced Up" version of the 2012 Volkswagen Beetle. 

Electric car powered billboard

Here is a billboard from Australia for the Mitsubishi i-MiEV: 

A giant chalkboard

Here is a Giant Chalkboard placed in New York for Dow:

An elaborate math equation was slowly revealed on this massive chalkboard, on the website and on Twitter, with a tagline of "Solutionism. The new optimism."

A MINI billboard that's a BIG thing

Here is a billboard for MINI in London:

Restore your hairline with these outdoor posters

Here are some 3D posters in Canada for Hair Club:

Your cover's blown... Abandon mission.

Here is the outdoor campaign for the International Spy Museum:

These metro ads show that "Nothing is What it Seems" with international spy work...  Some of the billboards include a SMS component where passersbys have been told "Your Cover's Blown" or "You've Been Spotted" and to text message either to Abandon or Carry On with the mission.

International spy museum poster disguises itself as you walk past it

An interactive poster responds to movement, and as people walk by it, the images change "their disguises."

An associated print portion of the campaign includes secret messages:

Constructable billboards

Here are some billboards from Canada for Canac Hardware Store:

Portions of these ambient-y billboards appear as if they had been popped to construct a "Fence," "Shutters," and "Reindeer" for Santa.