H2® Specials, Vol. 4 contains more fascinating stories about our world. In this collection, you’ll be introduced to the planet’s vile vortices, where things disappear with no explanation, the true history of heroin and 51 facts about America you won’t believe are true. Breathe deeply as we trace the story of marijuana and find out how the government demonized it, how the hipsters embraced it and how it’s currently being legalized in states across the country. Visit the White House in a way that’s been off limits until now: hear from people who worked in the building, including the former press secretary for George W. Bush, Ari Fleischer, and learn the truth about its secret tunnels and bunkers.