Events calendar

Broadway Hike (East District)

Saguaro National Park

Apr 15 9:30 am – 11:30 am

Join a ranger for a 2-hour hike to explore the beautiful Sonoran desert and learn about the native plants of Saguaro National Park! This hike starts at the Broadway trailhead, and will be approximately 2 miles with minimal elevation gain.

Critter Chat

Organ Pipe Cactus National Monument

Apr 15 10:00 am – 10:30 am

Join a ranger for a talk about the unique animals that call this deserrt home!

Those Crazy Cactus (West District)

Saguaro National Park

Apr 15 10:15 am – 11:00 am

Crazy, quirky, or creepy, the facts about cactus are as fascinating as the folklore - and just as far-fetched.  Join a Park Naturalist for a casual stroll and lighthearted look at our spiny desert dwellers.  Wheelchair accessible.

Ranger Program

San Antonio Missions National Historical Park

Apr 15 2:30 pm – 3:15 pm

Visit the Visitor Center at Mission San José to explore a mission topic with a park ranger.

Sunset Walk/Talk

Organ Pipe Cactus National Monument

Apr 15 5:00 pm – 6:00 pm

A relaxed sunset program, designed for all ages, exploring the plants, wildlife, and people of the Sonoran Desert. Talks change daily; inquire at the Kris Eggle Visitor Center for details.

Sunset Walk/Talk

Organ Pipe Cactus National Monument

Apr 15 5:30 pm – 6:30 pm

A relaxed sunset program, designed for all ages, exploring the plants, wildlife, and people of the Sonoran Desert. Talks change daily; inquire at the Kris Eggle Visitor Center for details.

Evening Program

Organ Pipe Cactus National Monument

Apr 15 7:00 pm – 8:00 pm

A formal interpretive talk on the history, ecology, and/or culture of the Sonoran Desert. Talks change daily; inquire at the Kris Eggle Visitor Center for details.

Bat Flight Program

Carlsbad Caverns National Park

Apr 15 7:00 pm – 8:00 pm

Please join us for the free Bat Flight Program (April through October), an evening ranger talk about bats prior to their flight. No reservations are required for this program that occurs every evening from April through October. The program takes...

Apr 15 9:30 pm – 10:30 pm

Meet us under the stars! We're celebrating International Dark Sky Week with several great events at Fort Davis National Historic Site. On Wednesday, April 15, 2026, from 9:30 - 10:30 p.m. bring a lawn chair and enjoy a constellation tour on the...