Both the Serengeti National Park and Mount Kilimanjaro are located in Tanzania, a country in East Africa.

* Serengeti National Park is a vast savanna ecosystem in the northwestern part of Tanzania. It's famous for its annual wildebeest migration and diverse wildlife.

* Mount Kilimanjaro is a dormant volcano and the highest mountain in Africa, located in northeastern Tanzania. It's a popular destination for climbers and hikers.