public function createCalendar($title, $options = array())
	{
		if ($this->isAuthenticated())
		{
			$options['summary'] = $title;
			$url                = 'https://www.googleapis.com/calendar/v3/calendars';
			$jdata              = $this->query($url, json_encode($options), array('Content-type' => 'application/json'), 'post');

			if ($data = json_decode($jdata->body, true))
			{
				return $data;
			}

			throw new UnexpectedValueException("Unexpected data received from Google: `{$jdata->body}`.");
		}

		return false;
	}