Image Gallery Emergency room of the Nairobi Hospital, where Charles Monet crashed and bled out (THE HOT ZONE). Photo by Richard Preston. Richard Preston at Kitum Cave, Mt. Elgon, Kenya (THE HOT ZONE). Photo by Frederic D. Grant. Mouth of Kitum Cave, Mount Elgon, Kenya (THE HOT ZONE). Photo: Richard Preston. Marie Antoine and Steve Sillett (THE HOT ZONE). They’re at top of a redwood named Idril, one of the world’s tallest trees—350 ft. or 35 stories in the air. Photo: Richard Preston Climbers ascending a titantic coast redwood tree (THE WILD TREES). It’s 325 feet tall; the climbers are 15% of the way up. Photo: Chris Earle Steve Sillett and Richard Preston joking around at top of redwood named Idril, one of world’s tallest trees (THE WILD TREES). Photo: Marie A. Antoine. Richard Preston taking notes at top of Adventure, a ~325 ft. redwood titan (THE WILD TREES). Photo: Marie A. Antoine. Yambuku Catholic Mission Church, Zaire/D.R. Congo (THE HOT ZONE). Ebola virus’s first appearance happened at this mission in 1976. Photo: CDC Archive. “Classical ordinary smallpox,” confluent type, when the pustules merge into a bubbled mass. Typically fatal. (THE DEMON IN THE FREEZER.) Photo: WHO. The great 200-inch Hale Telescope at Palomar Observatory, CA (FIRST LIGHT). A mechanical marvel built in the 1930s-40s. Nobody today understands exactly how all its systems operate—the engineers who designed it are long gone. California Institute of Technology/Artwork by Russell Porter. Ebola virus outbreak in Zaire / Dem. Rep. of the Congo, 1976. (THE HOT ZONE.) Teams of epidemiologists traveled among villages looking for people with Ebola. Photo: CDC Archive/curated by J. Lyle Conrad. David and Gregory Chudnovsky, mathematicians. (“The Mounains of Pi” and “The Lost Unicorn” in PANIC IN LEVEL 4). Photo: Dudley Reed/The New Yorker James Elrod (“The Self Cannibals” in PANIC IN LEVEL 4). Photo: Christopher Reeves. Primary exploration of deep redwood rain forest in California, where it can take 8 hours to go 2 miles (THE WILD TREES). Photo: Richard Preston. The Lost Monarch, the largest coast redwood tree by mass and trunk diameter. (THE WILD TREE). It’s 29 feet across where Preston’s hand touches it. Photo: Michael Taylor Richard Preston ascending a nameless giant eucalyptus tree in the “Skeleton Forest” of Australia. (THE WILD TREES) The Australian trees are up to 310 feet tall, with tonnage amounts of dead limbs, which can fall at any time.. Climbing them is hazardous. Photo: Marie A. Antoine. Steve Sillett beginning ascent of a redwood titan (THE WILD TREES). Photo: Richard Preston. Marie Antoine climbing a redwood titan (THE WILD TREES). Photo: Richard Preston. The redwood canopy at 220 feet (THE WILD TREES). It’s a dark labyrinth, filled with hanging masses ferns and laced with huge dead trunks. The dead trunk in this image is 1 meter across. Some day it will fall, in a process called redwood calving, which is like the calving of an iceberg. Photo: Richard Preston.