| Discovery | Early 21st century |
| Description | A mysterious portal or gateway that provides access to an alternate version of Earth |
| Object Name | SCP-3690 |
| Significance | Has sparked a geopolitical race between nations to study and potentially exploit the alternate world |
| Alternate Earth | Dominated by an advanced alien civilization |
| Researchers' Findings | Evidence of a technologically sophisticated extraterrestrial society controlling the parallel Earth, raising profound questions about the nature of the portal and the relationship between the two worlds |
SCP-3690 is a anomalous portal or gateway that provides access to an alternate version of Earth occupied by an advanced alien civilization. Discovered in the early 21st century, the nature and origins of this anomaly remain largely unknown, though international efforts to study and understand it are ongoing.
SCP-3690 manifests as a shimmering, translucent portal or window measuring approximately 2 meters in diameter. It is typically found in isolated natural settings, such as deep forests or remote mountain ranges. The portal appears to be a stable, permanent feature, and has never been observed to change size or location.
When an individual approaches and passes through the portal, they find themselves instantly transported to a parallel version of Earth. This alternate world appears very similar to our own in terms of geography, climate, and ecosystems, but with some notable differences in the distribution of landmasses and bodies of water. More significantly, the alternate Earth is shown to be dominated by an advanced technological civilization of extraterrestrial origin.
Initial expeditions through SCP-3690 revealed a world vastly more developed than our own, with a highly organized society, sophisticated infrastructure, and evidence of extraterrestrial origins. Researchers have documented cities of towering, geometric architecture, advanced transportation networks, and industrial complexes producing technology far beyond human capabilities.
The native inhabitants of this parallel Earth appear to be humanoid in form, but possess distinct physical features that clearly distinguish them as an alien species. They display enhanced physical abilities, complex social structures, and highly advanced scientific understanding. While they have not made overt hostile actions, they have proven protective of their territory and wary of human presence.
The discovery of SCP-3690 and the alternate world it accesses has sparked intense international competition and concern. Major world powers have raced to establish footholds on the other side of the portal, seeking to study the alien civilization, acquire advanced technology, or potentially colonize the parallel Earth.
Tensions have arisen as nations vie for exclusive access and control over the anomaly. Concerns have been raised over the potential risks of making contact with an extraterrestrial society, as well as the ethical and political implications of exploiting a parallel world. Negotiations and agreements between world powers over the management of SCP-3690 remain highly secretive and contentious.
Despite extensive study, the fundamental nature and origins of SCP-3690 remain largely mysterious. Theories abound as to how the portal came into existence, whether it connects to multiple parallel worlds, and the true intentions and capabilities of the alien civilization on the other side.
Researchers continue to conduct expeditions through the anomaly, carefully documenting their findings and engaging in cautious dialogue with the native inhabitants. However, the portal remains tightly controlled, and many of the most important discoveries about the parallel Earth and its alien society are kept closely guarded by the nations with access.
As the international competition over SCP-3690 intensifies, the ultimate implications of this anomalous gateway for humanity remain uncertain. Some fear it could spark a new era of colonization, resource extraction, and interstellar conflict. Others hope it may lead to peaceful first contact and the exchange of knowledge that could benefit both worlds. But for now, the mysteries of SCP-3690 and the parallel Earth it connects to remain largely unknown.
