A 4-day trip to Kibale and Semliki, focusing on chimpanzee and hotsprings, as well as Batwa cultural experiences, typically involves: 
 

Detailed Itinerary:
 

Day 1: Transfer to Kibale and Bigodi Swamp:

After being picked up, you'll travel to Kibale National Park. In the afternoon, you can enjoy a nature walk in Bigodi Swamp, which is home to various wildlife and bird species. 

Day 2: Chimpanzee Trekking and Transfer to Semliki:

You'll participate in a chimpanzee tracking experience in Kibale Forest, where you can observe these fascinating primates in their natural habitat. Afterward, you'll transfer to Semliki National Park, another of Uganda's wildlife hotspots. 

Day 3: Hotsprings and Batwa Cultural Visit:

A nature walk in Semuliki National Park offers the chance to explore the forest and see endemic birds and wildlife. It is also where you will find the beautiful and culturally fascinating Sempaya hot springs.

You can enjoy a delightful and informative walk, which takes about 4 hours, and learn about the rich cultural history of the indigenous Bamaga clan, who hold the site sacred.

In the afternoon, you can engage in a Batwa cultural visit to learn about their traditional way of life and customs. 

Day 4: Return to Kampala:

You'll return to Kampala, with optional stops along the way to see landmarks. 
 

Additional Information:
Chimpanzee Trekking Permits:
Chimpanzee trekking permits for Kibale National Park are typically $250 per person. 
Sempaya hotsprings:
The Sempaya Hot Springs are Semliki national park's most famous attraction.
Batwa Cultural Visit:
This experience allows you to learn about the traditional practices and culture of the Batwa Pygmies. 
Best Time to Visit:
The best time to visit for chimpanzee trekking is during the dry seasons (December-February and June-August). 
Other Options:
You can also explore other primate trekking options in Uganda, such as Bugoma forest, Budongo Forest and Murchison Falls National Park.