- E-bookThe World's Craziest RecordsSuzanne Garbe
- E-bookGhosts of Alcatraz and Other Hauntings of the WestSuzanne Garbe
- E-bookThe Science Behind Wonders of the SunSuzanne Garbe
- E-bookGhosts of Gettysburg and Other Hauntings of the EastSuzanne Garbe
- E-bookThreatening SkiesSuzanne Garbe
- E-bookThe Science Behind Wonders of the WaterSuzanne Garbe
- E-bookFantasmas de Gettysburg y otros lugares embrujados del esteSuzanne Garbe
- E-bookThe Worst Volcanic Eruptions of All TimeSuzanne Garbe
- E-bookLiving EarthSuzanne Garbe
- E-bookSecrets of Machu PicchuSuzanne Garbe
- E-bookFantasmas de Alcatraz y otros lugares embrujados del oesteSuzanne Garbe