Bursa was the Ottoman capital for only 39 years, yet nearly every sultan who followed looked back to it. Osman Gazi's son Orhan took the city in 1326, and the dynasty buried its first two rulers here rather than in the imperial capitals that came after. That decision fixed Bursa's status permanently. It became the place the empire returned to, not the place it left behind. The city sits on the northern slope of Uludağ, the ancient Mysian Olympus, at the point where hot springs surface through the rock. Romans built baths at Çekirge; the Ottomans rebuilt them and added the kaplıca culture that still operates today. A bursa full day tour from istanbul usually crosses the Sea of Marmara by ferry before climbing inland, which is why the approach feels less like a suburb of Istanbul than a separate country of orchards and plane trees. UNESCO inscribed Bursa and nearby Cumalıkızık on the World Heritage list in 2014, recognising the district as the birthplace of Ottoman urban planning. Architecturally, the city holds the transition. The Grand Mosque, completed in 1399 under Bayezid I, carries twenty domes on twelve piers and a fountain set inside the prayer hall — an arrangement found almost nowhere else. Its walls hold 192 panels of calligraphy, several by masters of the eighteenth and nineteenth centuries. A short walk east, the Green Mosque and Green Tomb take their name from the turquoise and cobalt İznik tilework fired in the 1420s, work that established a ceramic vocabulary the empire used for four centuries. The Koza Han, built in 1491, still trades in silk, a legacy of Bursa's position at the western terminus of the Silk Road. Above all of it stands the mountain. Uludağ rises to 2,543 metres, and the cable car that climbs it is among the longest in the world, replacing a 1963 line in 2014. Cooler air, beech forest and a clear view back over the Ottoman quarters make the ascent the natural counterweight to the tilework below. Most bursa full day tour from istanbul tours pair the two deliberately: dynastic architecture in the morning, altitude in the afternoon. Historical sites across the city carry an entrance fee of 0 TRY, with bundled costs handled by the operator. Doors across the district keep consistent hours of 08:00–22:00, a rhythm that suits a city built for long days and slow returns.