What is "trehorningen"

Trehörningen ( Swedish: "The Triangle") is a small lake located in the municipality Huddinge in southern Stockholm, Sweden. As part of the Tyresån lake system, Trehörningen receives water from Lake Gömmaren and supplies water to Lake Ågesta.

Trehörningen is Swedish for "The Triangle", or literally "The Three-Corner", and can refer to many different geographical locations, including:

• Trehörningen (Sjödalen) - a lake in Huddinge Municipality, in the Sjödalen-Fullersta area.
• Trehörningen, Hanveden - a lake in Huddinge Municipality, in the Hanveden area.
• Trehörningen, Tyresta - a lake in Tyresjö Municipality, in Tyresta National Park