In Canyon Echoes, a vacation aboard a houseboat puts the Timberlines up close and personal with a celebrity couple. Bryce and Ashley see real-life paparazzi in action while they work to solve a mysterious break-in on the celebrities' boat. But are they up for the challenges of a brutal Grand Canyon hike? Join the Timberline twins, the ATV-riding tweens from Colorado who unearth action-packed mystery and adventure wherever they go. Recommended for ages 8 to 12 years.