Best for:
Explorers who can mix things up, urban photographers, street art enthusiasts, skateboarders & inline skaters, or local historians who prefer their history with a side of adrenaline.
Legends & Lessons – Surviving Portal Park:
Stepping off the manicured paths of Highbanks Metro Park on April 15th 2026 and into the rugged descent of Portal Park felt like crossing a threshold into a different version of Ohio.
This place is known locally by two ominous names “The Gates of Hell” & “The Blood Bowl.” This site isn’t your typical metropolitan green area, city outdoor art exhibit, or urban exploration, or at least not one I’ve ever experienced. Portal Park is a massive, concrete-and-iron storm architectural marvel that has been reclaimed by street artists, urban legends, and the slow, steady pull of the Glen Echo ravine.
I’ll be it is just a storm drain, it’s pretty cool to me. I guess a lot of other people explored them in adolescents, but not I.
– Axton N.O. Mitchell
This hiking journal looks at our recent struggle to enter Portal Park by use of the “Old-School” entry point. We straight up went down into the ravine. After we parked at Tim Horton’s and forgot the headlamps directly before we faced the dark reality of the tunnel’s interior. Look at the essential safety truths every urban explorer needs to hear before they head toward this metal intake.
A Lesson in Terrain
If you park near the Tim Hortons and the “This is Your Park” sign, you are standing at the top of a steep, shale-heavy and trash littered incline. While the sign on the fence suggests a welcoming entry and the start of what looks like a path there backs it up, the reality is a scramble between the slope and the debris.
Entering here means between the two fences after the signs means climbing down a literal rock wall while scrambling out and around the concrete slope below it. In terms of ease this was an epic fail, but a win for those seeking a direct line to the massive metal structure guarding the tunnel mouth, without walking through the tunnel, if you wish to avoid it.
Make Your Own Rules But Here are Some You May Reconsider:
To keep the experience an adventure rather than an accident, specific precautions should be non-negotiable:
- Clear the Path: If you are hiking with a dog, expect to spend time in front of them bent in half picking up glass. The ravine is a magnet for litter and urban debris. Checking for saw paw clearing and physically maintaining a clear path is the only way to ensure your companion leaves without injury.
- The Neater Dual Entrance & Exit: If you enter like us down the ravine once you’ve navigated the tunnel, look for the more established, graded path on the opposite side. It’s the route most people use for entry and exit, and it’s significantly safer for those carrying gear or lacking mountain-goat coordination. It is located by parking at Lucky’s Market on High street I have links to the direct location above, and two more to help you visually at the end of the journal.
Portal Park Art Graffiti and the Grate
The tunnel functions as a subterranean gallery, shifting from pop-culture icons like Pokémon to heavy political statements as well as being a drainage tunnel (not sewer).
You will find before entry to the tunnel (on the route of ease) or after you finish navigating the main tunnel to the creek side via dropping into the ravine, a secondary tunnel sits behind a concrete wall.
While the allure of the secondary tunnel was tempting, the struggle getting down and the unknown risk to Luna from debris outweighed that easily; We chose to stay in the creek and on the trail which offered good views without the unnecessary risk.
The “Fuck ICE” graffiti etched in front of the main tunnel grate at the bottom of the ravine serves as a welcoming first landmark. I knew I was in a like-minded space, after I read the first two words. Let this be your reminder that hidden urban spaces often act as the city’s diary for dissent and frustration.
This isn’t just a place for “vandalism,” if that’s how you view street art aka graffiti. Portal Park so I have heard is also a hub for alt-communities. It’s spot for cosplay photography, video shoots, and queer/punk gatherings.
There’s a silent rule in most Urban Spaces: respect the personal space of others.
The Lore of the Blood Bowl
The myths and whispers of local lore surrounding Portal Park is rooted in its heavy history and the myths that have grown from that in the darkness of the tunnels.
- The Skateboarder’s Legend: The nickname “Blood Bowl” originates from stories in the 1980’s of skaters attempting to ride those steep, curved concrete walls of the drainage system. The lore suggests that those who underestimated the bowl met with bloody end-results.
- The 350-Million-Year-Old Walls: The ravine walls are made of Devonian shale. Their strange, alien appearance fueled rumors in the 1970’s that occult gatherings happened here. Rumors of “bleeding rocks,” circulated too though they are actually a fascinating geological byproduct of ancient sea floors.
Survival Logistics – Remaining Safe:
There is a level of sketchiness sometimes present here that does no one justice to be unaware of or completely overlooked. This is a secluded urban drain tunnel below a ravine, and it requires a specific mindset to navigate responsibly.
- Light is Life: Phone flashlights are notoriously unreliable in environments with high-humidity. A dedicated headlamp or flashlight is essential. If your light fails in the middle of that tunnel, you could find yourself in total or near total darkness.
- Groups as a Defense: Do not explore this area alone. While it is a public pocket park, the isolation makes it a high-traffic area for those living off the grid. Go in a group, mind your respect & personal space while your visit. Do so only during daylight hours, and let someone outside your group know your plans and when you should be expected to return.
- The Bag Strategy: We expected a quick walk in and out, so we left our bags in our cars. We were lucky we left them because we chose to scramble down the gorge. However bringing a pack allows for snacks, hydration, safety items, and more to be brought in and back out typically fairly easy, on normal trips.
- Water and Weather: The tunnel floor isn’t just concrete; it’s a stream. After an Ohio rain, the water can get deep enough to soak your shoes, hide debris, or even flood. If you’re heading in, check the weather first.
Portal Park – High Street, Columbus, Ohio:
The Blood-Bowl is a place of deep contrast, where you can watch fish swim at the mouth of a graffiti-scarred tunnel next to a rock cliff. If you continue on to explore and walk a short distance more you locate modern political manifestos that remind you how the diary of a city is written.
Whether you’re climbing down the rocky ravine between two fences or walking on the easier path through the woods, the site demands your full attention.
It’s a honest, unfiltered look at the intersection of Columbus’s infrastructure, the people that walked before, and the natural world, proving that sometimes the hard way provides the most honest perspective.
Plan Your Trip:
Park at Lucky’s Market – This site also mentions alt-community creative collaborations happen here.
Watch This Youtube video that’s less than 12 minutes long but will spare you the climb down the gorge.
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