[fetchChannelEpgs|]SELECT * FROM channels_epg e WHERE e.channel_vendor_id IN (21722) and e.start>=:date1 and e.start<:date2 - 7 ms [fetchChannelEpgs|execute]{":date1":"2026-10-19 05:00:00",":date2":"2026-10-21 09:00:00"} - 7-7 ms Science | Underground Marvels
Deep beneath the streets of Cincinnati lies a network of deserted tunnels and caverns that contain a remarkable history of the city's origins, and now, experts investigate to reveal who built this underground labyrinth and why it was abandoned.