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  2. Wind Cave National Park - Wikipedia

    en.wikipedia.org/wiki/Wind_Cave_National_Park

    Wind Cave National Park is a national park of the United States located 10 miles (16 km) north of the town of Hot Springs in western South Dakota.Established on January 3, 1903 [3] by President Theodore Roosevelt, it was the sixth national park in the U.S. and the first cave to be designated a national park anywhere in the world.

  3. Alvin McDonald - Wikipedia

    en.wikipedia.org/wiki/Alvin_McDonald

    Alvin Frank McDonald (1873 – December 15, 1893) was an early American caver and tour guide at what became Wind Cave National Park in South Dakota, the sixth-longest cave system in the world, from 1889 to 1893.

  4. Why South Dakota's Wind Cave National Park is a ... - AOL

    www.aol.com/why-south-dakotas-wind-cave...

    It’s free to enter Wind Cave National Park, but there are fees for ranger-guided cave tours. Most tours cost less than $10. Most tours cost less than $10. Can you go into Wind Cave without a tour?

  5. National Register of Historic Places listings in Wind Cave ...

    en.wikipedia.org/wiki/National_Register_of...

    This is a list of the National Register of Historic Places listings in Wind Cave National Park. This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Wind Cave National Park, South Dakota, United States. The locations of National Register properties and districts for which the ...

  6. Wind Cave National Park Administrative and Utility Area ...

    en.wikipedia.org/wiki/Wind_Cave_National_Park...

    The Wind Cave National Park Administrative and Utility Area Historic District comprises the central portion of Wind Cave National Park in South Dakota.The district centers on the historic entrance to Wind Cave, which is surrounded by park administrative and interpretive structures, most of which were built by the Civilian Conservation Corps in the 1930s.

  7. Jewel Cave National Monument - Wikipedia

    en.wikipedia.org/wiki/Jewel_Cave_National_Monument

    The Park Service offers three tours: the scenic tour, a half-mile loop through a paved and lighted central portion of the cave accessible by elevator; the historic tour, a candlelight tour through the earliest-discovered part of the cave; and a wild caving tour, through an undeveloped part of the cave near the scenic loop.

  8. Jan and Herb Conn - Wikipedia

    en.wikipedia.org/wiki/Jan_and_Herb_Conn

    From 1959 to 1979, Herb and Jan mapped 62.36 miles of the interior of Jewel Cave. [6] [11] The Conns discovered what is now the Scenic Cave Tour route in 1961. The National Park Service was intrigued by their reports of high, narrow passageways, huge rooms and unusual speleothems (cave decorations) and opened a new tour route.

  9. Breathing cave - Wikipedia

    en.wikipedia.org/wiki/Breathing_cave

    The speed of the airflow in barometric caves is directly correlated with the atmospheric pressure difference between the inside and outside of the cave. [3] When the air pressure outside of the cave is higher than that inside the cave air blows into the cave and vice versa; if the air pressures are at equilibrium there is no airflow. [4]