What to Watch the Week of June 4: Cruel Summer S2, Kaley Cuoco in Based on a True Story, and More

America’s National Parks (Nat Geo): Season two of this riveting and gorgeous series premieres today. Focusing on our planet and the wildlife that inhabit our national parks, it is narrated by country superstar Garth Brooks. Season two heads to the lesser-known park gems where some of the greatest secrets of our country lie, including Grand Teton, Biscayne National Park, the Channel Islands, Lake Clark, and Voyageur. Streaming on Nat Geo today, and then on Disney+ June 7

Stars on Mars (Fox): In this new unscripted celebrity competition series, Tallulah Willis, Ariel Winter, Tinashe, and other professional athletes, reality TV stars, etc., will pack their bags as they prepare to conquer “Mars” until there is one victorious space invader. That person will claim the title of “the brightest star in the galaxy.” (No, I’m not making this up.) Once on “Mars,” this group of stars will receive interstellar assignments from Star Trek icon William Shatner, who serves as Mission Control. Honestly, you just have to watch the trailer. 8 p.m. ET/PT, 7 p.m. CT

Tuesday, June 6

The Tower 2: Death Message (Britbox): The fourth and final episode airs today, in which Sarah and Lizzie fight to take down the desperate Brannon and save Skye. However, Sarah finds that her prime suspect in Tania’s murder has a seemingly unbreakable alibi. Check out an exclusive clip from the finale below. Streaming

Thursday, June 8

Based on a True Story (Peacock): The dark comedic thriller is clever, fun, high-stakes entertainment. It’s about a real estate agent (Kaley Cuoco, riveting as always), a former tennis star (Chris Messina, having a hell of a career year), and a plumber (a captivating Tom Bateman) who seize a unique opportunity to capitalize on America’s obsession with true crime. All eight episodes streaming