
This YouTube video is amazing. It will make you proud, happy and tearful but most of all it will make you reflect. Make sure you have your sound up from the start.
Can You Hear The Heroes Marching?
From the category archives:

More than 22 minutes of relaxing sounds and music with video footage of natural places, images that essentially provide light and colour therapy and prompts that help you find serenity in the moment…
Breath in deeply and exhale slowly.
Behind you, is the noise of everyday life.
Before you, are the calming tides of nature.
This video is great [...]