It's not Salt Lake or Lake Tahoe. Here's the next photo clue.
An attendee at ICUC 2013 said, “Thank you for the wonderful event. It has been memorable and useful. inContact has a brilliant team!”
ICUC 2014 (9/23 to 9/25) will be equally memorable, and you have a chance to attend for half off your registration fee. We’re giving hints about the conference location here and on social media.