1. Lamar Valley is a popular destination within Yellowstone National Park, known for its abundant wildlife and stunning natural scenery. The valley is home to a variety of animals such as bison, wolves, bears, elk, and coyotes. It is often referred to as \"America’s Serengeti\" for the sheer number of animals that call the area home. Lamar Valley is a prime spot for wildlife watching, birdwatching, and photography. It also offers several hiking trails, including the famous Lamar River Trail.

2. Lamar Valley is accessible 24/7, as it is part of the Yellowstone National Park. The park’s phone number is (307) 344-7381.

3. There is no fee to enter Lamar Valley or Yellowstone National Park, as entrance to the park is covered by a standard entrance fee. Transportation options include personal vehicles, park shuttles, and commercial tours. Visitors are advised to check current road conditions and weather before visiting Lamar Valley, as it can be closed during extreme winter weather.