Ron Miller 
Seven Wonders of the Rocky Planets and Their Moons [PDF ebook] 

Uncover seven wonders of the four rocky planets. From Mercury, we’ll watch the Sun appear to perform wild acrobatics. We’ll also explore Venus, a planet full of puzzles and beauty. On Mars, we’ll visit the tallest mountain and the deepest canyon of all the planets. This planet has hints of water that may be the key to identifying life forms on other planets.