Lake House is a noun clause Lake modifies House, both components should be capitalized.
Other than as a proper noun (surname), it is two words "lake house."
As per your question but capitalise = Lake Victoria
lake Eire or however you spell it.
The side of the house facing the lake.
The Lake House was released in 2006.
Stanley Lake House was created in 1693.
The House on Black Lake was created in 2010.
The ISBN of The Lake House - novel - is 0316603287.
The Lake House - novel - was created in 2003.
Lake-Peterson House was created in 1873.
The Lake House was released on 06/16/2006.
The Production Budget for The Lake House was $40,000,000.