Kelvingrove Art Gallery and Museum, Glasgow Green Football Centre and fitness studios at the Emirates Arena are among scheduled to welcome back visitors next month.
And it's hoped that pools at Tollcross International Swimming Centre and Glasgow Club Gorbals will reopen in September.
Most of the facilities with planned dates will operate at reduced capacity.
Facilities such as the Cardiff International Pool cost £50,000 a month 'just to turn the lights and heating on', according to Swim Wales chief executive Fergus Feeney
Swim Wales chief executive Fergus Feeney says his elite swimmers were "like kids at Disneyland" as they returned to pool training this week.
Indoor facilities have been closed since March amid the Covid-19 pandemic.
Neither the UK nor Welsh governments have yet to allow pools to reopen for general public use, despite lockdown restrictions being eased for other sports.
"It's been more than 100 days without pools," Feeney told BBC Sport Wales
