These are spaced about every 300 meters next to the trail in Memorial Park in Houston, TX, but they aren’t only along the trail. They are throughout the park. Does anyone have an idea what they might be? Thanks!
These are spaced about every 300 meters next to the trail in Memorial Park in Houston, TX, but they aren’t only along the trail. They are throughout the park. Does anyone have an idea what they might be? Thanks!
Thank you for the details! I appreciate you adding your knowledge.