By natalie B. Compton, The Washington Post When the fall weather creeps in, so, too, does an urge to seek out ways to terrify ourselves. Some of the scary fall activities we partake in can be casual and festive, such as visiting a “haunted” corn maze. Others are more serious, dipping into the realm of what has become known as dark tourism. Although the term hasn’t yet made it into the dictionary, it’s largely defined as travel associated with somber events. “It is sometimes claimed that the one element that unites all dark tourism is that it has, in some way, to do with death,” Dark-Tourism.com founder Peter Hohenhaus said in an email.