Described is a toy weapon with a periscope suitable for allowing a user to view obstructed objects through the periscope. The toy weapon comprises a weapon-shaped body with a trigger attached with the body. A user may activate the trigger with a finger to shoot the toy weapon. The periscope is attached with the body. The periscope includes an eye piece and a viewing piece, formed to allow a user to point the viewing piece at an object and view the object through the eye piece. In a desired aspect, the toy weapon is a water gun. In this aspect, a pressurized tank is attached with the trigger and the body. A pressure pump is connected with the pressurized tank to allow a user to build up water pressure within the tank. Depressing the trigger causes water stored within the tank to be expelled from the tank toward an object.