The Globe Dye Works sign speaks to Philly's industrial and manufacturing prowess of yesteryear. While it's currently a "maker space," Globe was built in the 1860s and originally dyed and bleached textiles. (Photo:Reece Terris/gratefulgrapefruit.com)

The Divine Lorraine is the OG of Philly signs. High above the long-abandoned hotel, the sign was a symbol of decay. It was recently lit up once again and the hotel is in the process of being redeveloped. (Photo: Steve Ives/Flickr)

The Electric Factory sign affixed to an old water tower in Callowhill is as quirky as it is iconic. You can see it some most points to the east or south and has long been a fan favorite of locals and visitors alike. (Photo: Philly.com)

Philadelphia National Bank's PNB sign 16 foot high letters sit atop the tower of the 17-ton Founder's Bell. Color coded lighting used to forecast the weather until the 70s. (Photo: Picture Philly)

Yes, there are MANY signs to choose from inside and out at Reading Terminal Market. However, it's the exterior neon sign that grabs your attention and signals that you've found the mecca of urban markets. (Photo: Albert Yee/Phillylovenotes.com)

The Bourse originally served as the first commodities exchange in the US. The arguably more iconic was the one on 5th Street facing Independence Mall, but that blew over a few years ago. This river-facing sign is still magnificent, albeit underrated. (Photo: Visit Philly)

The Horace Trumbauer designed building opened as a hotel in the 1920s. The sign is simply incredible, with an elegant typeface and impressive stanchion. It's definitely worth checking out. (Photo: Picture Philly)

Spruce Food Market's sign is charming and old-school. While it's a pretty busy street, the market provides a picturesque street scene when its neon lights are glowing and vibrant flowers are on display outside.

Boot & Saddle's sign is amazing. The large cowboy boot hangs over South Broad Street and gives passersby a glimpse into a far off time and world where Country & Western bars were an actual thing. (Photo: Phila. Real Estate Blog)

Ah, King of Jeans, your cult status precedes itself. The massive sign takes over "The Avenue" with oddity and wonderment. The building is set to be redeveloped, leading people to wonder what will happen to the sign.

Yeah, we know it's in Upper Darby but it's The Tower. Bowie, Neil Young and so many more legends have rocked it, making its sign even more iconic. It's simply glorious. (Photo: Tower Theater Official)