Mammoth Cave National Park Julep Mug Passport Collection Simply fill a jar with

Simply fill a jar with 1-part sugar to 4 parts water

The glaze colors

Stay cool and protected under the high-altitude sun with this Great Sand Dunes National Park & Preserve ball cap

Each mug features a custom ceramic badge

Bryce Canyon

Mammoth Cave National Park Julep Mug Passport Collection Simply fill a jar withWe've teamed with legendary ceramics company Deneen Pottery to create a series of commemorative mugs honoring parks throughout the country. Each mug has a custom ceramic badge and is painted and glazed in colors chosen by the park. This mug for Mammoth Cave National Park features an image of a park visitor surveying the interior of the longest known cave system in the world! Official park mug approved by the National Park Service for Mammoth Cave