Maquoketa Caves Loop (Maquoketa Caves State Park, IA)

Natural Bridge, Maquoketa Caves State Park, August 2024 After nearly spending nearly three weeks out West, it was, alas, time to get on my way across the country to complete my move from the San Francisco area to Washington, DC. From South Dakota, I drove down to stay with a friend in Iowa City, Iowa …

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Caves Trail (Craters of the Moon National Monument, ID)

Following a volcanic eruption, underground lava tubes serve as thoroughfares for draining molten lava. When the lava cools and remaining flows drain out of the tubes, the subterranean passageways remain, leaving behind caves to explore. There are several spots in the United States to see lava tubes, including Lava Beds National Monument in northern California, …

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