Challenger Deep

http://hip1.sjvls.org/ipac20/ipac.jsp?session=1T30950U7P766.60120&menu=search&aspect=subtab255&npp=20&ipp=20&spp=100&profile=thq&ri=2&source=~!horizon&index=.TW&term=Challenger+Deep++.AW%3DShusterman&x=16&y=16&aspect=subtab255Challenger Deep by Neal Shusterman

As he struggles with schizophrenia, a teenage boy believes he is on a journey to reach the bottom of Challenger Deep, the deepest place on Earth.