OTD…Final launch of Endeavour five years ago

#OTD in 2007…Discovery launched Harmony as the gateway to future international science laboratories

The tugboat and barge transporting the last space shuttle external tank to its display venue in California have reached the inlet to the Panama Canal, now just days away from sailing into the Pacific.

OTD in 1969…The launch of Apollo 11 for the first human landing on the moon