Pop culture has its crocodile hunters, house hunters, ghost hunters, and more. Matthew Moore, a photographer currently based in Maryland, has lived on and off in Czechia for the past 20 years. In that time, he has become fascinated by public relics of Soviet power. So he became a statue hunter or, more precisely, a void hunter, seeking out the places where since-relocated Soviet monuments once stood, and then the monuments themselves. “When I first moved to the Czech Republic in 2000, I found out about the ‘pink tank’ in…