Horse Shoe Fall from Goat Island.

Horse Shoe Fall and Sister Islands.

Sister Islands and Horse Shoe Fall from Canada.

Horseshoe Fall and Sister Islands from Canada.

Horseshoe Fall and Sister Islands from Canada.

Horseshoe Fall, Canada side.

Niagara Suspension Bridge, interior.

Horse Shoe Fall, Canada side.

Signorina Maria Spelterina in her high rope performance.

Signorina Maria Spelterinain [sic] in her tight rope performance.

Signorina Maria Spelterina in her high rope performance.

Spelterina in her high rope performance.

Niagara Suspension Bridge.

Niagara Suspension Bridge.

Niagara Suspension Bridge.

Niagara Suspension Bridge.

Niagara Suspension Bridge.

Niagara Suspension Bridge.

Niagara Suspension Bridge.

Rapids and head of First Sister Island, winter.

Cataract House from Goat Island, winter.

Cataract House from Goat Island, winter.

Below Goat Island, winter.

Below Goat Island, winter.

Sunset from below Goat Island winter.

Sunset from below Goat Island winter.

View near Terrapin Tower winter.

Ice cave in front of American Falls.

Ice cave in front of American Falls.

Ice cave in front of American Falls.