1. Zion National Park is located in the southwestern United States, in Utah. It covers more than 146,000 acres and is known for its red rocks, grand canyons, and breathtaking vistas. The park is a popular destination for hiking, climbing, and camping, with over 90 miles of hiking trails and more than 500 campgrounds available. Some of the notable landmarks in the park include the Emerald Pools, the Great White Throne, and the Narrows.

Interesting facts about Zion National Park include:

- The park was named after the Hebrew word for \"a place of peace and relaxation\".

- Zion National Park is home to more than 1,000 species of plants, including six species of cactus.

- The park’s most famous hike is the Angels Landing Trail, which features a narrow spine leading to a lookout point with incredible views.

- Wildlife in the park includes bighorn sheep, mountain lions, and golden eagles.

Las Vegas is a city in the state of Nevada, located in the southwestern United States. Known as the \"Entertainment Capital of the World\", Las Vegas is famous for its casinos, hotels, and nightlife.

2. Zion National Park is open year-round, but hours vary depending on the season. The park’s visitor center is open from 8:00 am to 5:00 pm in the summer months and from 8:00 am to 4:30 pm in the winter. The park’s phone number is (435) 772-3256.

In Las Vegas, most attractions and activities operate 24 hours a day, 7 days a week. However, specific operating hours may vary depending on the venue. It is best to check with individual businesses for their hours of operation.

3. Admission to Zion National Park is $35 per vehicle, and this fee is valid for 7 days. Individual passes are also available for $20 per person and are also valid for 7 days. The park offers shuttle service during peak season to help reduce traffic congestion. There is no entrance fee to downtown Las Vegas, but attractions and activities may charge individual fees.

Transportation options to Zion National Park and Las Vegas include rental cars, shuttles, and bus tours. Visitors can also fly into McCarran International Airport in Las Vegas and rent a car to travel to Zion National Park.