1. Valparaíso Historic Quarter, also known as the \"Porteza\" or the \"Jewel of the Pacific\", is a UNESCO World Heritage Site located in Valparaíso, Chile. It is known for its colorful and picturesque houses, steep hills, historic funiculars, and stunning views of the Pacific Ocean.

2. The working hours of the Valparaíso Historic Quarter vary depending on the specific attractions or businesses within the area. It is recommended to check the hours of operation for individual sites or establishments. For general inquiries, you can contact the Valparaíso Tourism Office at +56 32 223 7888.

3. There is no entry fee to explore the Valparaíso Historic Quarter itself, as it is an open-air heritage site. However, some museums, galleries, or attractions within the area may require an entrance fee. Public transportation options such as buses and taxis are available for getting to and around the historic quarter. The best way to truly experience the charm of Valparaíso is by walking through its winding streets and alleys.