Photos: Explore York's Beaver Street castle, Masonic ceremonial room

Dylan Bauer, development director for RSDC, walks down the spiral staircase from the third floor of the old York Post office.

The old York post office building at the intersection of Philadelphia and Beaver Streets in York.

The Masonic Temple ceremonial room on the second floor of the old York post office.

The hallway that leads to the Masonic Temple ceremonial room on the second floor of the old York post office.

A trap door painted with flat black paint leads from the stage of the Masonic Temple ceremonial room down two floors.

The Masonic Temple ceremonial room on the second floor of the old York post office.

A small dome at the center of the Masonic Temple ceremonial room that has a device in the center that can be operated from the floor above.

A long mostly unfinished room next to the stage of the Masonic Temple ceremonial room that a row of hooks about 15 feet above the floor.

A long mostly unfinished room next to the stage of the Masonic Temple ceremonial room that contains a single bathroom stall, a skylight and a row of hooks about 15 feet above the floor.

Next to the stage of the Masonic Temple ceremonial room is a door that leads to a concrete wall, with a switch box.

A peak hole from a room painted flat black next the stage of the Masonic Temple ceremonial room on the second floor of the old York Post office.

Dylan Bauer, development director for RSDC, stands in front of the stage of the ceremonial room on the second floor of the old York post office. Bauer says that he has been giving much thought about how to reuse the space that was designed for the Masonic Temple.

A row a switches control lighting in the Masonic Temple ceremonial room.

The Masonic Temple ceremonial room on the second floor of the old post office.

Where the spiral staircase enters the second floor and a hallway that leads to the Masonic Temple ceremonial room in the old York post office.

Looking out a window from the spiral staircase at the intersection of Philadelphia and Beaver Streets.

The spiral staircase starts in the basement of the old York post office, spiraling up to the third floor in the tower that faces Philadelphia and Beaver Streets.

A long table is built into the basement of the old York post office.

Part of olf ventilating controls in the basement of the old York Post office that control air flow in the building.

A fuse box that was part of a table built into the basement probably fed a mail sorting system at the old York Post office.

Mushroom pillars in the basement of the old York post office are designed to carry a very large load.

A ceiling radiator in a basement window at Gethsemane Hall.

A restroom on the first floor of Gethsemane Hall. The bowed window and round radiator are in one of the towers facing Beaver Street.

The lobby of Gethsemane Hall facing Beaver Street.

The exposed roof support members of the gym inside Gethsemane Hall looking out from the balcony.

A restroom on the second floor of Gethsemane Hall has a very original look to it.

The second floor of Gethsemane Hall with one of the tower crosses and the central stained glass window with Jesus.

A stained glass window in the center of the second floor of Gethsemane Hall facing Beaver Street says 'Jesus Savior Pilot Me' and features Jesus with a young man at a ship's wheel.

The two towers of Gethsemane Hall facing Beaver Street have two crosses fitted with red glass.

Looking toward Beaver Street, the gym inside Gethsemane Hall has exposed rafters.

The main lobby area of the old York post office has wood floors and a huge fireplace.

The main lobby area of the old York post office has wood floors and a huge fireplace.

The administrative office of the old post office is mostly intact. Exploration is underway to see what's above the drop ceiling.

The cabinetry that housed former post office boxes was converted into display cases, but the lobby remains relatively unchanged since it was a post office 100 years ago.

The spiral staircase rises from the basement to the third floor of the old post office building in the tower that faces the intersection of West Philadelphia and North Beaver.

The Philadelphia Street side of the old York post office that was still has signage from when it was the Lighthouse Youth Center

The front of Gethsemane Hall in York looking up at the upper floors. The two crosses in the towers are leaded with red glass.

Gethsemane Hall, at right, is built over an adjacent building. You can see the window at left partially obscured.

A sketch of the old York post office before Gethsemane Hall was built on the left and Heidelberg United Church of Christ was built on the right.

A fireplace in a first floor room of the the old York post office building.

The mechanism above the Masonic Temple ceremonial room dome includes an open knife switch and a pulley.

The passageway that leads to the mechanism above the dome of the Masonic Temple ceremonial room.

A cedar closet that isn't high enough to stand in, build into one of the towers on the third floor of the old York post office. Two metal crosses lean against two walls.

A room on the third floor of the old York post office that steps up and down to get to the next room.

An open passageway from the third floor to a closed stairway that leads to the ground level from the third floor of the old York post office.

An open passageway from the third floor to a closed stairway that leads to the ground level from the third floor of the old York post office.

An open passageway from the third floor to a closed stairway that leads to the ground level from the third floor of the old York post office.

The slate roof of the old York post office with a huge chimney that vented the huge fireplace in the lobby.

Dylan Bauer, development director for RSDC, on the roof of the old York post office building. Behind Bauer is the slate roof of Gethsemane Hall.

A room on the third floor of the old York post office bulilding.

An empty information board on the third floor of the old York Post office building.

A narrow stairway on the other side of the building from the spiral staircase connects the the second and third floors with a bathroom off a landing between.

A bathroom between the second and third floor of the old York Post office.