Places Edited by Thomas Harper

The first transatlantic wireless signal was received at this 17th-century fort.

Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.

Frank Lloyd Wright’s most iconic home dangles over a Pennsylvania waterfall.

All that remains of one of the Civil War's more deadly POW camps is a simple flagstone.

As state highpoints go, this spot is one of the lowest, but for years it was also the hardest to climb.