Mountain Fire Lookout Tower

A 100-foot metal tower and swinging bridge that provides stunning views of mountains in five states.

This lookout tower built in the 1930s is now an in-demand cabin with what might be the best view of the Seneca State Forest.

A 60-foot-tall tower provides unparalleled views of the southern Green Mountains.

The remains of a century-old mansion that met a fiery demise years after it was deserted.

This 820-foot-high spiral ramp is a walkway to the sky.

In a city of wooden houses, this watchtower was vital for early fire detection.

On a clear day, you can see all the way to the Virgin Islands from the top of this observation tower built in the 1960s.

This Colorado fire station has been in continuous operation for more than a century.