Country: USA
Address: Diablo Lake, Marblemount, WA 98267 
Turquoise glacial lake with stunning North Cascades mountain scenery. Unique blue-green color from glacial flour with excellent swimming and dramatic alpine setting.
This is a swimming spot with a rocky beach!
This is a swimming spot where you can also jump into the water!
This is a swimming spot with a restaurant nearby!
Location on the map: