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As you walk around the park you may see tulip poplar blooms on the ground. Tulip poplar trees are prevalent in this area and the logs from these trees were used as water pipes during the extraction of saltpeter from the cave during the War of 1812.

Park crews completed the transport of the Green River Ferry ahead of schedule this afternoon. Green River Ferry Road South has reopened to traffic. Visitors can now access Joppa Ridge Road, Echo River Spring Trail, and the Green River kayak and canoe ramp.

More historic trash. Union Leader Tobacco tin. Union Leader tobacco was produced by Pierre Lorillard who was a French immigrant who came to the United States in 1760 and began manufacturing snuff in New York City.

Elizabeth’s Dome

The stories that lantern could tell.

More historic trash found in the Mammoth Cave. Wrigley’s Spearmint gum was first introduced in 1893 and as the name implies, the gum is flavored with the spearmint plant.

Yet another piece of historic trash found in The Mammoth Cave. Believe or not, there was a time when cell phones didn’t exist and flash bulbs were used for hand held cameras. Below is the box for an old flash bulb. Many of the used bulbs can still be found throughout the cave.

Matchboxes from the past are found throughout the cave. Matches were used to light lanterns and for men to light their cigars, cigarettes and pipes. The Columbia Diamond Match Company was founded in 1881 by James Weaver an employee of the much larger Diamond Match Company.

If you venture out and about in the park you will hear the shrilling sounds of the Brood XIV cicada. Cicadas emerge every 13-17 years and the sound you hear is the male attracting females for breeding and reproduction. The female then lays their eggs in tree branches and shrubs.

National Pack Rat Day is observed annually on May 17th. It's a day to reflect on the tendency to collect and hoard items, or to celebrate the real pack rats (woodrats). The Allegheny woodrat (Neotoma magister) can sometimes be seen near cave entrances.

Yeah, we’re known as the longest cave in the world, but we have some pretty cool sites on the surface as well. Jack-in-the-pulpit(Arisaema triphyllum) at the historic entrance.

To all that served, Thank You!

Today’s installment of historic trash inside The Mammoth Cave is a Hershey bar wrapper from the 1930s. Hershey chocolate bars were 5 cents from 1900-1969.

It’s that time of the year that fawns will be appearing in our park. Please adhere to speed limits and be on the lookout for these youngsters on our roads. If you are out hiking and see a fawn, please leave them alone, their mom is close by.

We have been so busy showing our wonderful visitors the longest cave in the world we forgot it’s Cave Week. Well here it is, Happy Cave Week!!!

Happy Cave Week!!

Happy National Trails Day!! Mammoth Cave National Park has over 85 miles of hiking trails for everyone to enjoy. nps.gov/maca/planyourv…

Ralph Waldo Emerson arrived at Mammoth Cave on June 9, 1850 for a visit that he would later reference in his notable essay entitled “Illusions” after seeing the famous Star Chamber.

Mammoth Cave National Park has a variety of activities for our junior rangers. Pictured below is Ranger Haley engaging our young visitors in a Junior Ranger Nature Tracks activity. nps.gov/maca/learn/kid…

Today’s installment of Historic Trash found inside The Mammoth Cave - This Coca Cola bottle is from the 1950s, and for its age is in very good condition. Visitors were allowed to eat and drink inside the cave up until we became a National Park in 1941.