The document discusses gorilla trekking opportunities in Uganda and Rwanda. Specifically, it mentions that gorilla trekking can be done in the Virunga Mountains of Rwanda and DRC as well as Bwindi Impenetrable Forest in southwest Uganda. It also notes that Steppes Beyond has 20 years of experience organizing gorilla trekking trips and offers the unique opportunity to join gorilla doctors in their work in the Nkuringoro region of Uganda, gaining exclusive access to their research with gorillas.