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Pima County Parks and Recreation: Signs of the Season Phenology Walk

Pima County Public Library - Wheeler Taft Abbett Sr. Library 7800 N. Schisler Dr., Tucson

Join us for a stroll along the Santa Cruz River to discover the seasonal rhythm of the desert. Phenology is nature’s calendar – the timing of annual life-cycle events that are influenced by climate and weather, like blooming, migration, and nesting. Join us for a stroll along the Santa Cruz River as we gather data...

Free

The University of Arizona: Edible Landscapes Tour

While all the trees in the Campus Arboretum are beautiful, some of them are also edible. Join us for a tour of these trees, including olive, fig, pomegranate, and a few you may have never heard of. Learn how many of these trees and plants have been cultivated as food by people here and elsewhere...

Free

Maricopa County Parks and Recreation: Desert 101 Hike

Estrella Mountain Regional Park 14805 W. Vineyard Ave., Goodyear

Join Ranger Derik on a moderate hike through the Estrella foothills and learn about the animals, plants, and people that call the Sonoran Desert home.   This hike will cover roughly 3 miles on moderate rocky trail and link sections of the Quail, Rainbow Valley, Baseline, and Saddle trails. Over the hike you will gain a...

Free with Park Fee

Maricopa County Parks and Recreation: City Nature Challenge Hike

Spur Cross Ranch Conservation Area 44000 N. Spur Cross Rd., Cave Creek

Join Ranger Nikki on a moderate hike and use your phone to document biodiversity in the park for the City Nature Challenge global Citizen Science competition that runs April 25-28....

Free with Park Fee

Arizona State Parks and Trails: Sunday Guided Hikes

Dead Horse Ranch State Park Dead Horse Ranch State Park, Cottonwood

Join us for a guided hike every Sunday morning! We will meet at the first lagoon parking lot at (unless otherwise noted at the entrance station). Hikes will vary each week to explore the different areas of the park. Hikes will be easy to moderate and last approximately an hour- two hours long. Please bring...

Free with Park Fee

Pima County Parks and Recreation: Living River Ramble

Pima County Public Library - Wheeler Taft Abbett Sr. Library 7800 N. Schisler Dr., Tucson

Take a guided stroll to learn about the ecology and history of the Santa Cruz River. Take a guided stroll along the Chuck Huckelberry Loop to see a desert river...

$5.00

Arizona State Parks and Trails: Daily Guided Nature Hikes at Red Rock

Red Rock State Park 4050 Red Rock Loop Rd., Sedona

Every morning, a volunteer naturalist leads a guided nature walk informing visitors about the different life zones of Red Rock State Park. The subjects discussed on this walk may include geology, wildlife, history, archeology, and plant life. The naturalists welcome questions during the walk, enhancing the learning experience. Hikes are included with park entrance fees...

Free with Park Fee

Butterfly Wonderland: Free Spring Butterfly Festival

Butterfly Wonderland 9500 E. Via de Ventura, Scottsdale

Butterfly Wonderland Foundation presents this FREE family-friendly festival in appreciation of our amazing butterflies. Enjoy a special butterfly release at noon, children’s crafts, games, face painting, fun tattoos, ASU’s Insect...

Free

Reid Park Zoo: Zoo-Wide BioBlitz

Reid Park Zoo 3400 Zoo Court, Tucson

What’s a Bioblitz? A Bioblitz is an event at which a group of volunteers get together to find and identify as many different native plants and animals as possible in...

Free with Admission

Flandrau Science Center & Planetarium: Extreme Weather

Flandrau Science Center & Planetarium 1601 E. University Blvd., Tucson

Weather has always been one of the most dynamic and complex forces shaping our planet, but now it’s intensifying in varied and complex ways. Extreme Weather takes us to the...

Free – $14

Phoenix Herpetological Sanctuary: Facility Tour

Phoenix Herpetological Sanctuary Actual location given after reservations, Phoenix

Interact with some of our special animals, which for many people is a once in a lifetime experience.  Guests will get to learn about endangered species, how we contribute to conservation of those animals, some of the considerations we must take into consideration when having these reptiles in Arizona, which reptiles are good pets for children or adults, adaptations...

Free – $25

Flandrau Science Center & Planetarium: Mysteries of the Unseen World

Flandrau Science Center & Planetarium 1601 E. University Blvd., Tucson

This planetarium show takes you on an extraordinary journey into unseen worlds and hidden dimensions beyond our normal vision to uncover the mysteries of things too fast, too slow, too small or simply invisible. Audience: General, all ages Style: Fulldome film and live star talk  Planetarium Tickets Adults: $14 Children (ages 3-15): $10 Children ages 2 and...

Free – $14

Flandrau Science Center & Planetarium: Touring the Solar System

Flandrau Science Center & Planetarium 1601 E. University Blvd., Tucson

Zoom away from planet Earth and take a guided tour through the Solar System! Let's stop by each of the planets and learn why they are unique. On our journey, we will be pointing out interesting facts along the way. Audience: General, all ages Style: Live presentation about planets and space exploration   Planetarium Tickets...

Free – $14