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  2. St. Joseph North Pier Inner and Outer Lights - Wikipedia

    en.wikipedia.org/wiki/St._Joseph_North_Pier...

    In 1897 a pole light was erected 400 feet shoreward to serve as a rear range light. In 1904, the pier was extended, and the range lights were moved lakeward. In 1906/07, the present set of range lights was constructed. The 1859 lighthouse remained in use until 1919 when a tower was erected on the south pier. It was demolished in 1955. In 2008 ...

  3. Navigation Structures at Pentwater Harbor - Wikipedia

    en.wikipedia.org/wiki/Navigation_Structures_at...

    A second light was erected on the north pier in 1997. Description. The Pentwater navigational structures consist of two concrete piers extending into Lake Michigan. At the end of the north pier sits a cylindrical modified "D9-type" tower topped with a 300-millimeter flashing green acrylic optic at a focal plane of 43 feet (13 m).

  4. Grand Marais Harbor of Refuge Inner and Outer Lights

    en.wikipedia.org/wiki/Grand_Marais_Harbor_of...

    Description. The Grand Marais Harbor Inner and Outer lights area pair of lighthouses located on the Grand Marais pier, 2,610 feet (800 m) apart. [10] Both are prefabricated skeletal iron or steel structures painted white and bolted to the pier. [6] The outer light is 34 feet (10 m) tall and the inner light is 55 feet (17 m) tall.

  5. South Haven Light - Wikipedia

    en.wikipedia.org/wiki/South_Haven_Light

    The South Haven South Pierhead Light is a lighthouse in Michigan, at the entrance to the Black River on Lake Michigan. The station was lit in 1872, and is still operational. The tower is a shortened version of the Muskegon South Pierhead Light, and replaced an 1872 wooden tower. The catwalk is original and still links the tower to shore: it is ...

  6. Little Sable Point Light - Wikipedia

    en.wikipedia.org/wiki/Little_Sable_Point_Light

    It is distinguishable at night from Little Sable by having a fixed white light, and by day by the Daymark of the tower, being banded in black and white. [8] For the first time in over 50 years (last open in 1949), in June, 2006, the lighthouse opened to the public, so they can now climb its 139 steps and view the Third Order Fresnel lens ...

  7. Manistee Pierhead lights - Wikipedia

    en.wikipedia.org/wiki/Manistee_Pierhead_lights

    The northern pier light is located on the same side of the river as the Manistee Coast Guard station, and within shouting distance of the Manistee South pier light. The south pier has a 37-foot (11 m) steel tower navigational aid. This was constructed when the lighthouse was moved to the north pier in 1927. Manistee Pierhead Light was put up ...

  8. Granite Island Lighthouse - Wikipedia

    en.wikipedia.org/wiki/Granite_Island_Lighthouse

    Lighthouse keepers and assistant keepers operated Granite Island Light until 1937 when the facility was automated and the living quarters were abandoned. Aids to navigation consisted of a 4th order Fresnel lens and a fog bell tower. The focal height is 89 feet (27 m). At one time it had a red flash every 90 seconds.

  9. Old Mackinac Point Light - Wikipedia

    en.wikipedia.org/wiki/Old_Mackinac_Point_Light

    Old Mackinac Point Light is a deactivated lighthouse located at the northern tip of the Lower Peninsula in the U.S. state of Michigan. The lighthouse is part of Fort Michilimackinac State Park in the village of Mackinaw City just east of the Mackinac Bridge . The lighthouse was constructed in 1892 along the Straits of Mackinac at the junction ...