Police cordoned off the Crown Bar in Wick after a break-in on Saturday.
Officers were seen at the venue on Saturday morning.
It is understood they had been present overnight.
The pub on High Street is currently for sale but continues to trade.
It has not been confirmed if anything was stolen.
Probe after break-in at Wick pub
A Police Scotland spokesperson said: “We were made aware of a theft housebreaking to premises in High Street, Wick on Saturday.
“Inquiries are ongoing”.
The Crown Bar is up for sale for £210,000.
It is described as “an ideal opportunity for a motivated individual to take over the reins of this long-established bar and grow the existing thriving business”.
The venue dates back to the early 1880s.
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