Meet the Stars of the 'Summer Triangle

Night Skies Word Activity (U.S. National Park Service)

Summer Nights Offer Splendid Sights in Lyra - Sky & Telescope - Sky & Telescope

A complete guide to the Summer Triangle asterism - BBC Sky at Night Magazine

How to find the Summer Triangle Asterism

Summer Triangle Asterism: Facts on the Navigator's Triangle - The Planets

Phil Plait's Instagram, Twitter & Facebook on IDCrawl

Constellations: How to spot them all

The Summer Triangle, the Milky Way, and the celestial wonders to be spotted within - Parks Blog

Meet the Stars of the 'Summer Triangle

The Winter Triangle

Astro Bob: How to use asterisms to help you find the constellations - Duluth News Tribune