First day of summer is June 20: The science behind the summer solstice

Crowds at Stonehenge for summer solstice

Summer Solstice | Indian Pueblo Cultural Center

Headlines for March 21, 2005

Summer Solstice 2023: June 21 Is The Longest Day This Year For Northern Hemisphere. Here's Why

21 जून साल का सबसे बड़ा दिन, परछाई भी छोड़ देती है साथ

June 21st is the longest day of the year. Every year we hold the Summer Solstice Challenge where you row or ski at least 21,000 meters. (Double distance for BikeErg). If you add 97 meters you get a half marathon. Follow this video on how to set up your monitor. Tomorrow you can complete this for a challenge certificate and a chance to complete a half marathon. Best of luck! Log.concept2.com/challenges/solstice #Concept2 | Concept2, Inc.