Hidden Observatory is a hidden object puzzle game set near a secret UFO monitoring center. 433e3n
Secret Castle 
Still Alive 
Lost in the Wild 
The Unsolved Murder 
Frozen Cave 
Romantic Recipe 
Lord of Gold 
Temple of Wisdom 
Possessed House 
Unseen Visitors 
Western Outlaws 
Hidden Lake House 
Risky Journey 
Mystery to Solve 
Caught in a Nightmare 
Pirate Rebels 
Labyrinth Island 
Secret Civilization 
Enchanted River 
Perfect Hideaway 
Hotel Murder 
Nothing Like Home 
Silent House 
The Unknown Genius 
Desert Island 
The Captain's Treasure 
Fairy Powers 
Perfect Friendship 
Secret Pirate Gold 
Garden Mystery 
Forget But Not Forgive 
Through the Shadowland 
The Conspiracy Club 
Years of Shadows 
The Fearless Explorers 
Stealing History 
Warning Doubt 
Invisible Gang 
The Damned Queen 
Deadly Secret 
Endless Romance 
Nightmare Rules 
Temple Keepers 
Banished Ghost 
Crime at the Party 
Broken Justice 
Forest of the Secrets 
Hospital Helpers 
Precious Porcelain 
Theft in Paradise 
The Last One 
Capture Nature 
15 Minutes to Midnight 
Abandoned Film Studio 
Next Door Criminals 
Forbidden Lake 
Village Hosts 
Strange Light 
Journey to the Unknown 
Furious Storm 
Proof of Crime 
Precious Collection 
Christmas Presents 
The Winter Game 
Two Kings, One Throne 
Place Full of Memories 
Midwinter Moon 
Adorn Your Home 
Murder at 19th Avenue 
Detective Academy 
Pet Farm 
Private Party 
The Lost Farmer 
Riley's Wanderlust 
The Golden Land 
Backyard Party 
Lunar Murder 
The Demon Trap 
Mysterious Tram 
Vintage Gems 
Eternal Wisdom 
Faraway Cousin 
Hollow Place 
The Last Lighthouse 
Fairest of All 
Thief at the Gym 
The Place of Truth 
Secret Romance 
Cursed Gold 
Perfect Christmas 
Insecure Suburb 
Card Collection 
True Adventure 
Accident at the Beach 
Map of Gold 
Lovebirds and Butterflies 
Perfect Office 
Midnight Ritual 
Lost Train 
New Teachers 
