Invite fellow runners to join The Run (Thailand)'s end-of-year trail at the Butterfly Land of the Eastern Forest. Pang Sida Camp Trail is The Run's first event in this field. which we have chosen the appropriate day and time It is the most beautiful moment of this place. “Butterfly City of the Eastern Forest” is its nickname. “Pang Sida National Park” is full of more than 500 different types of butterflies and is considered one of the top butterfly viewing spots in Thailand that is very charming.